From 18bd747b252821b2e89e93531bfb75da69e937d0 Mon Sep 17 00:00:00 2001
From: Dirk Holtwick <dirk.holtwick@gmail.com>
Date: Tue, 4 Oct 2022 22:39:08 +0200
Subject: [PATCH] Prettier single quote

---
 .eslintignore                                 |   28 +
 .eslintrc                                     |    3 +
 .github/workflows/codeql-analysis.yml         |    4 +-
 .gitignore                                    |    9 +-
 .prettierrc                                   |    3 +-
 .vscode/settings.json                         |    7 +
 docker-compose.development.yml                |    2 +-
 docker-compose.yml                            |    3 +-
 docker-package.json                           |    2 +-
 docs/coturn.md                                |    2 +-
 docs/development.md                           |    2 +-
 .../docker-compose.briefing-proxy.yml         |    2 +-
 docs/examples/docker-compose.nginx-proxy.yml  |    1 -
 index.html                                    |  111 +-
 package.json                                  |    8 +-
 public/service-worker.js                      |   16 +-
 scripts/app.js                                |    2 +-
 src/app.vue                                   |   18 +-
 src/bugs/index.js                             |   34 +-
 src/bugs/lazy-sentry.js                       |    8 +-
 src/components/app-chat.vue                   |   28 +-
 src/components/app-embed.vue                  |   34 +-
 src/components/app-help.vue                   |    6 +-
 src/components/app-main.vue                   |   74 +-
 src/components/app-settings.vue               |   46 +-
 src/components/app-share.vue                  |   18 +-
 src/components/app-video.vue                  |   22 +-
 src/components/app-welcome.vue                |   26 +-
 src/components/app-whitelabel.vue             |   26 +-
 src/config.js                                 |   42 +-
 src/css/_html.scss                            |    4 +-
 src/css/_macros.scss                          |    2 +-
 src/css/_reset.scss                           |    8 +-
 src/css/_units.scss                           |    2 +-
 src/css/_variables.scss                       |   24 +-
 src/css/app.scss                              |    4 +-
 src/css/briefing.scss                         |   16 +-
 src/css/chat.scss                             |    4 +-
 src/css/forms.scss                            |   10 +-
 src/css/index.scss                            |   14 +-
 src/css/layout-maximized.scss                 |    2 +-
 src/css/stack.scss                            |    4 +-
 src/css/text.scss                             |    2 +-
 src/external-links.ts                         |   42 +-
 src/in-browser-test.js                        |   18 +-
 src/lib/assert.js                             |   12 +-
 src/lib/base.js                               |   10 +-
 src/lib/base64.js                             |    6 +-
 src/lib/history.ts                            |    8 +-
 src/lib/iframe.js                             |   14 +-
 src/lib/local.spec.js                         |   16 +-
 src/lib/locale.js                             |    4 +-
 src/lib/locale.spec.js                        |   26 +-
 src/lib/names-const.js                        | 5698 ++++++++---------
 src/lib/names.js                              |   10 +-
 src/lib/names.spec.js                         |   10 +-
 src/lib/qrcode.js                             |  288 +-
 src/lib/share.js                              |   12 +-
 src/locales/de.json                           |    2 +-
 src/locales/en.json                           |    2 +-
 src/locales/es.json                           |    2 +-
 src/locales/fr.json                           |    2 +-
 src/locales/it.json                           |    2 +-
 src/locales/kr.json                           |    2 +-
 src/locales/pt.json                           |    2 +-
 src/locales/ro.json                           |    2 +-
 src/locales/ru.json                           |    2 +-
 src/locales/tr.json                           |    2 +-
 src/locales/zh.json                           |    2 +-
 src/logic/connection.js                       |   60 +-
 src/logic/fingerprint.js                      |   22 +-
 src/logic/fingerprint.spec.js                 |   20 +-
 src/logic/sdp-manipulation.js                 |   18 +-
 src/logic/simple-peer.ts                      |  294 +-
 src/logic/stream.js                           |   34 +-
 src/logic/webrtc-peer.js                      |   62 +-
 src/logic/webrtc.ts                           |   74 +-
 src/main.js                                   |   50 +-
 src/state.js                                  |  147 +-
 src/ui/lib/directives/trapFocus.js            |   18 +-
 src/ui/lib/helpers.js                         |    4 +-
 src/ui/sea-button.scss                        |    2 +-
 src/ui/sea-button.vue                         |   32 +-
 src/ui/sea-form-group.vue                     |    4 +-
 src/ui/sea-input-base.vue                     |   12 +-
 src/ui/sea-link.vue                           |    4 +-
 src/ui/sea-modal.scss                         |    2 +-
 src/ui/sea-modal.vue                          |   40 +-
 src/ui/sea-switch.scss                        |    4 +-
 src/ui/sea-switch.vue                         |   12 +-
 src/ui/sea-symbol.vue                         |    2 +-
 src/zerva/apple.ts                            |   22 +-
 src/zerva/config.ts                           |   16 +-
 src/zerva/index.ts                            |   20 +-
 src/zerva/room.ts                             |   54 +-
 vite.config.js                                |   10 +-
 vitest.config.ts                              |   10 +-
 97 files changed, 3986 insertions(+), 3942 deletions(-)
 create mode 100644 .eslintignore
 create mode 100644 .eslintrc
 create mode 100644 .vscode/settings.json

diff --git a/.eslintignore b/.eslintignore
new file mode 100644
index 0000000..b4fd470
--- /dev/null
+++ b/.eslintignore
@@ -0,0 +1,28 @@
+_archive
+.DS_* 
+.env.*
+.htaccess
+.htaccess*
+.idea
+.out.*
+.rsync-ignore
+*.local
+*.log
+*.spec.*
+bg.jpg
+build
+data
+dist
+dist_electron
+docker
+internal
+legacy
+logs
+node_modules
+npm-debug.log
+package-lock.json
+pnpm-lock.yaml
+tmp
+video
+www
+yarn-error.log
\ No newline at end of file
diff --git a/.eslintrc b/.eslintrc
new file mode 100644
index 0000000..09c2e42
--- /dev/null
+++ b/.eslintrc
@@ -0,0 +1,3 @@
+{
+  "extends": "@antfu"
+}
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index a194558..93b7b1c 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -1,4 +1,4 @@
-name: "CodeQL"
+name: 'CodeQL'
 
 on:
   push:
@@ -7,7 +7,7 @@ on:
     # The branches below must be a subset of the branches above
     branches: [master]
   schedule:
-    - cron: "0 0 * * 6"
+    - cron: '0 0 * * 6'
 
 jobs:
   analyse:
diff --git a/.gitignore b/.gitignore
index 07dcec8..d22ba29 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,5 @@
-.env.*
 .DS_* 
+.env.*
 .htaccess
 .htaccess*
 .idea
@@ -7,18 +7,11 @@
 .rsync-ignore
 *.local
 *.log
-app/public/faces
-bg.jpg
-bower_components
 dist
 dist_electron
 docker
 internal
 legacy
-legacy/app/public/faces
-legacy/ios/Briefing/Briefing.xcodeproj/project.xcworkspace/xcuserdata/dirk.xcuserdatad/UserInterfaceState.xcuserstate
-legacy/ios/Briefing/Briefing.xcodeproj/xcuserdata/dirk.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
-legacy/ios/Briefing/Briefing.xcodeproj/xcuserdata/dirk.xcuserdatad/xcschemes/xcschememanagement.plist
 logs
 node_modules
 npm-debug.log
diff --git a/.prettierrc b/.prettierrc
index cc4e915..5149b1b 100644
--- a/.prettierrc
+++ b/.prettierrc
@@ -1,4 +1,5 @@
 {
   "trailingComma": "es5",
-  "semi": false
+  "semi": false,
+  "singleQuote": true
 }
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..cb0d092
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,7 @@
+{
+  "prettier.enable": false,
+  "editor.formatOnSave": false,
+  "editor.codeActionsOnSave": {
+    "source.fixAll.eslint": true
+  }
+}
diff --git a/docker-compose.development.yml b/docker-compose.development.yml
index b905109..127c2e3 100644
--- a/docker-compose.development.yml
+++ b/docker-compose.development.yml
@@ -1,6 +1,6 @@
 # Please read https://github.com/holtwick/briefing/blob/master/docs/docker.md for proper use of Docker
 
-version: "3"
+version: '3'
 
 services:
   briefing:
diff --git a/docker-compose.yml b/docker-compose.yml
index dcf1be0..59d1396 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,6 +1,6 @@
 # Please read https://github.com/holtwick/briefing/blob/master/docs/docker.md for proper use of Docker
 
-version: "3"
+version: '3'
 
 services:
   briefing:
@@ -10,7 +10,6 @@ services:
       - ./data:/app/data
     ports:
       - 8080:8080
-
 # networks:
 #   default:
 #     external:
diff --git a/docker-package.json b/docker-package.json
index e8d9982..992e845 100644
--- a/docker-package.json
+++ b/docker-package.json
@@ -15,4 +15,4 @@
   "engines": {
     "node": ">=16.0.0"
   }
-}
\ No newline at end of file
+}
diff --git a/docs/coturn.md b/docs/coturn.md
index e06676e..741b9de 100644
--- a/docs/coturn.md
+++ b/docs/coturn.md
@@ -40,7 +40,7 @@ proc-group=turnserver
 
 Docker might be an alternative, but I didn't try by myself:
 
-- https://hub.docker.com/r/instrumentisto/coturn
+- https://hub.docker.com/r/coturn/coturn
 - https://gabrieltanner.org/blog/turn-server
 
 ---
diff --git a/docs/development.md b/docs/development.md
index da14a70..674bb24 100644
--- a/docs/development.md
+++ b/docs/development.md
@@ -18,7 +18,7 @@ Most customization can be done by setting env variables, see [.env](../.env) for
 Enable logging by entering the following in the browsers console:
 
 ```js
-localStorage.zeed = "*"
+localStorage.zeed = '*'
 ```
 
 ## Technology stack
diff --git a/docs/examples/docker-compose.briefing-proxy.yml b/docs/examples/docker-compose.briefing-proxy.yml
index ba75d11..350c0b2 100644
--- a/docs/examples/docker-compose.briefing-proxy.yml
+++ b/docs/examples/docker-compose.briefing-proxy.yml
@@ -1,4 +1,4 @@
-version: "3"
+version: '3'
 
 services:
   briefing:
diff --git a/docs/examples/docker-compose.nginx-proxy.yml b/docs/examples/docker-compose.nginx-proxy.yml
index 3666525..49b8e19 100644
--- a/docs/examples/docker-compose.nginx-proxy.yml
+++ b/docs/examples/docker-compose.nginx-proxy.yml
@@ -16,4 +16,3 @@ networks:
   default:
     external:
       name: proxy
-
diff --git a/index.html b/index.html
index 4fa007d..f83d550 100644
--- a/index.html
+++ b/index.html
@@ -1,55 +1,74 @@
 <!DOCTYPE html>
 <html lang="en">
+  <head>
+    <meta charset="utf-8" />
+    <meta http-equiv="content-type" content="text/html; charset=utf-8" />
+    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
+    <meta
+      name="viewport"
+      content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no, viewport-fit=cover"
+    />
 
-<head>
-  <meta charset="utf-8" />
-  <meta http-equiv="content-type" content="text/html; charset=utf-8" />
-  <meta http-equiv="X-UA-Compatible" content="IE=edge" />
-  <meta name="viewport"
-    content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no, viewport-fit=cover" />
+    <title>Briefing - Secure direct video conferencing</title>
 
-  <title>Briefing - Secure direct video conferencing</title>
+    <meta
+      name="apple-itunes-app"
+      content="app-id=1510803601, app-clip-bundle-id=de.holtwick.Briefing.BriefingAppClip"
+    />
 
-  <meta name="apple-itunes-app" content="app-id=1510803601, app-clip-bundle-id=de.holtwick.Briefing.BriefingAppClip" />
+    <meta name="apple-mobile-web-app-capable" content="yes" />
+    <meta
+      name="apple-mobile-web-app-status-bar-style"
+      content="black-translucent"
+    />
+    <meta name="format-detection" content="telephone=no" />
+    <meta name="mobile-web-app-capable" content="yes" />
 
-  <meta name="apple-mobile-web-app-capable" content="yes" />
-  <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" />
-  <meta name="format-detection" content="telephone=no" />
-  <meta name="mobile-web-app-capable" content="yes" />
+    <meta name="msapplication-TileColor" content="#272727" />
+    <meta name="theme-color" content="#5EA5FF" />
+    <meta
+      name="keywords"
+      content="video,chat,group,conferencing,secure,privacy,webrtc,vue,browser,webapp,app,communication,free,opensource,e2ee,p2p"
+    />
+    <meta
+      property="og:description"
+      name="description"
+      content="Briefing - Start a secure anonymous video chat"
+    />
+    <meta property="og:url" content="https://brie.fi/ng" />
+    <meta property="og:title" content="Briefing - Start a secure video chat" />
+    <meta property="og:image" content="https://brie.fi/og-image.png" />
+    <meta
+      property="og:image:alt"
+      content="Briefing - Start a secure video chat"
+    />
+    <meta name="twitter:creator" content="@holtwick" />
+    <meta name="twitter:card" content="summary" />
+    <meta property="og:type" content="website" />
 
-  <meta name="msapplication-TileColor" content="#272727" />
-  <meta name="theme-color" content="#5EA5FF" />
-  <meta name="keywords"
-    content="video,chat,group,conferencing,secure,privacy,webrtc,vue,browser,webapp,app,communication,free,opensource,e2ee,p2p" />
-  <meta property="og:description" name="description" content="Briefing - Start a secure anonymous video chat" />
-  <meta property="og:url" content="https://brie.fi/ng" />
-  <meta property="og:title" content="Briefing - Start a secure video chat" />
-  <meta property="og:image" content="https://brie.fi/og-image.png" />
-  <meta property="og:image:alt" content="Briefing - Start a secure video chat" />
-  <meta name="twitter:creator" content="@holtwick" />
-  <meta name="twitter:card" content="summary" />
-  <meta property="og:type" content="website" />
+    <style type="text/css">
+      body {
+        background: #272727;
+        color: white;
+      }
+    </style>
 
-  <style type="text/css">
-    body {
-      background: #272727;
-      color: white;
-    }
-  </style>
+    <script type="module" src="/briefing-config.js"></script>
+    <script
+      defer
+      data-domain="brie.fi"
+      src="https://data.holtwick.de/js/plausible.js"
+    ></script>
+  </head>
 
-  <script type="module" src="/briefing-config.js"></script>
-  <script defer data-domain="brie.fi" src="https://data.holtwick.de/js/plausible.js"></script>
-</head>
-
-<body>
-  <noscript>
-    <strong>
-      We're sorry but this app doesn't work properly without JavaScript
-      enabled. Please enable it to continue.
-    </strong>
-  </noscript>
-  <div id="app"></div>
-  <script type="module" src="/src/main.js"></script>
-</body>
-
-</html>
\ No newline at end of file
+  <body>
+    <noscript>
+      <strong>
+        We're sorry but this app doesn't work properly without JavaScript
+        enabled. Please enable it to continue.
+      </strong>
+    </noscript>
+    <div id="app"></div>
+    <script type="module" src="/src/main.js"></script>
+  </body>
+</html>
diff --git a/package.json b/package.json
index 92f5436..1fdc195 100644
--- a/package.json
+++ b/package.json
@@ -25,14 +25,16 @@
     "check": "vue-tsc --noEmit",
     "clean": "rm -rf dist www",
     "format": "prettier --write .",
+    "lint": "eslint .",
+    "lint:fix": "eslint . --fix",
     "preview": "vite preview",
     "reset": "rm -rf node_modules pnpm-lock.yaml dist dist_www www",
     "serve": "cross-env ZEED=* LEVEL=i node dist/main.cjs",
     "start": "cross-env ZEED=* LEVEL=a zerva src/zerva/index.ts",
     "test": "cross-env ZEED=* LEVEL=i vitest -r src --globals",
+    "upload:dockerhub": "nr build:docker && cd docker && docker buildx build --platform linux/arm64,linux/amd64,linux/s390x,linux/arm/v7,linux/arm/v6 -t holtwick/briefing:$npm_package_version -t holtwick/briefing:latest --push .",
     "upload:production": "nr build && rsync -rvz --exclude-from=.rsyncignore * docker-dev:briefing",
-    "upload:stage": "cross-env MODE=stage nr build:basis && rsync -rvz --exclude-from=.rsyncignore * docker-pro:briefing",
-    "upload:dockerhub": "nr build:docker && cd docker && docker buildx build --platform linux/arm64,linux/amd64,linux/s390x,linux/arm/v7,linux/arm/v6 -t holtwick/briefing:$npm_package_version -t holtwick/briefing:latest --push ."
+    "upload:stage": "cross-env MODE=stage nr build:basis && rsync -rvz --exclude-from=.rsyncignore * docker-pro:briefing"
   },
   "dependencies": {
     "@sentry/browser": "^7.14.0",
@@ -46,12 +48,14 @@
     "zeed": "^0.8.31"
   },
   "devDependencies": {
+    "@antfu/eslint-config": "^0.27.0",
     "@antfu/ni": "^0.18.2",
     "@types/node": "^18.7.23",
     "@vitejs/plugin-vue2": "^2.0.0",
     "@zerva/bin": "^0.14.2",
     "@zerva/vite": "^0.14.2",
     "cross-env": "^7.0.3",
+    "eslint": "^8.24.0",
     "prettier": "^2.7.1",
     "sass": "^1.55.0",
     "tsc": "^2.0.4",
diff --git a/public/service-worker.js b/public/service-worker.js
index b7eaa58..ccecad3 100644
--- a/public/service-worker.js
+++ b/public/service-worker.js
@@ -1,21 +1,21 @@
-console.info("Unregister previous service workers")
+console.info('Unregister previous service workers')
 
 try {
-  self.addEventListener("install", () => {
+  self.addEventListener('install', () => {
     // Skip over the "waiting" lifecycle state, to ensure that our
     // new service worker is activated immediately, even if there's
     // another tab open controlled by our older service worker code.
     self.skipWaiting()
   })
 
-  self.addEventListener("activate", () => {
+  self.addEventListener('activate', () => {
     // Optional: Get a list of all the current open windows/tabs under
     // our service worker's control, and force them to reload.
     // This can "unbreak" any open windows/tabs as soon as the new
     // service worker activates, rather than users having to manually reload.
     self.clients
       .matchAll({
-        type: "window",
+        type: 'window',
       })
       .then((windowClients) => {
         windowClients.forEach((windowClient) => {
@@ -24,7 +24,7 @@ try {
       })
   })
 
-  self.addEventListener("activate", function (e) {
+  self.addEventListener('activate', function (e) {
     self.registration
       .unregister()
       .then(function () {
@@ -35,7 +35,7 @@ try {
       })
   })
 } catch (err) {
-  console.error("Activate failed", err)
+  console.error('Activate failed', err)
 }
 
 try {
@@ -43,7 +43,7 @@ try {
     for (let name of names) caches.delete(name)
   })
 } catch (err) {
-  console.error("Cache delete failed", err)
+  console.error('Cache delete failed', err)
 }
 
 try {
@@ -53,5 +53,5 @@ try {
     }
   })
 } catch (err) {
-  console.error("Unregistering failed", err)
+  console.error('Unregistering failed', err)
 }
diff --git a/scripts/app.js b/scripts/app.js
index d4d0a5d..56217d4 100644
--- a/scripts/app.js
+++ b/scripts/app.js
@@ -1,3 +1,3 @@
 // Some services prefer to start with app.js
 
-import "./dist/main.cjs"
+import './dist/main.cjs'
diff --git a/src/app.vue b/src/app.vue
index b0a7aa1..191f3aa 100644
--- a/src/app.vue
+++ b/src/app.vue
@@ -6,16 +6,16 @@
 </template>
 
 <script>
-import { Logger } from "zeed"
-import AppWelcome from "./components/app-welcome.vue"
-import AppWhitelabel from "./components/app-whitelabel.vue"
-import AppMain from "./components/app-main.vue"
-import AppEmbed from "./components/app-embed.vue"
+import { Logger } from 'zeed'
+import AppWelcome from './components/app-welcome.vue'
+import AppWhitelabel from './components/app-whitelabel.vue'
+import AppMain from './components/app-main.vue'
+import AppEmbed from './components/app-embed.vue'
 
-const log = Logger("app:app")
+const log = Logger('app:app')
 
 export default {
-  name: "App",
+  name: 'App',
   components: {
     AppWelcome,
     AppWhitelabel,
@@ -26,13 +26,13 @@ export default {
     return {}
   },
   mounted() {
-    log("mounted")
+    log('mounted')
   },
 }
 </script>
 
 <style lang="scss">
-@import "./css/index.scss";
+@import './css/index.scss';
 
 .debug {
   position: fixed;
diff --git a/src/bugs/index.js b/src/bugs/index.js
index 3c31952..a53b67d 100644
--- a/src/bugs/index.js
+++ b/src/bugs/index.js
@@ -1,19 +1,19 @@
-import Vue from "vue"
-import { Logger, messages } from "zeed"
-import { SENTRY_DSN } from "../config"
+import Vue from 'vue'
+import { Logger, messages } from 'zeed'
+import { SENTRY_DSN } from '../config'
 
-const log = Logger("app:bugs")
+const log = Logger('app:bugs')
 
 // Lazy loading of bug tracker
 export function setupBugTracker(done) {
   if (SENTRY_DSN && isAllowedBugTracking()) {
-    console.log("Sentry bug tracking is allowed")
-    import("./lazy-sentry").then(({ setupSentry }) => {
+    console.log('Sentry bug tracking is allowed')
+    import('./lazy-sentry').then(({ setupSentry }) => {
       setupSentry({
         dsn: SENTRY_DSN,
         Vue,
       })
-      console.log("Did init Sentry bug tracking")
+      console.log('Did init Sentry bug tracking')
       if (done) done()
     })
   }
@@ -24,26 +24,26 @@ export function setupBugTracker(done) {
 let collectedErrors = []
 
 export function isAllowedBugTracking() {
-  return localStorage?.allowSentry === "1"
+  return localStorage?.allowSentry === '1'
 }
 
 export function setAllowedBugTracking(
   allowed = true,
-  reloadMessage = "Reload to activate changes"
+  reloadMessage = 'Reload to activate changes'
 ) {
-  log("setAllowedBugTracking", allowed)
+  log('setAllowedBugTracking', allowed)
   if (allowed) {
-    localStorage.allowSentry = "1"
+    localStorage.allowSentry = '1'
     setupBugTracker((_) => {
-      log("setupBugTracker", collectedErrors)
+      log('setupBugTracker', collectedErrors)
       let err
       while ((err = collectedErrors.pop())) {
-        log("send error", err)
+        log('send error', err)
         trackException(err)
       }
     })
   } else {
-    localStorage.allowSentry = "0"
+    localStorage.allowSentry = '0'
     if (confirm(reloadMessage)) {
       location.reload()
     }
@@ -52,14 +52,14 @@ export function setAllowedBugTracking(
 
 export function trackException(e, silent = false) {
   if (!silent) {
-    log.error("Exception:", e)
+    log.error('Exception:', e)
   }
   if (window.sentry) {
-    log("sentry exception", e)
+    log('sentry exception', e)
     window.sentry.captureException(e)
   } else {
     collectedErrors.push(e)
-    messages.emit("requestBugTracking")
+    messages.emit('requestBugTracking')
   }
 }
 
diff --git a/src/bugs/lazy-sentry.js b/src/bugs/lazy-sentry.js
index dbf1a7b..a6ca33f 100644
--- a/src/bugs/lazy-sentry.js
+++ b/src/bugs/lazy-sentry.js
@@ -1,7 +1,7 @@
-import * as Sentry from "@sentry/browser"
-import { BrowserTracing } from "@sentry/tracing"
-import { RELEASE } from "../config"
-import { assert } from "../lib/assert"
+import * as Sentry from '@sentry/browser'
+import { BrowserTracing } from '@sentry/tracing'
+import { RELEASE } from '../config'
+import { assert } from '../lib/assert'
 
 window.sentry = Sentry
 
diff --git a/src/components/app-chat.vue b/src/components/app-chat.vue
index a9309b7..5e77365 100644
--- a/src/components/app-chat.vue
+++ b/src/components/app-chat.vue
@@ -45,10 +45,10 @@
 </template>
 
 <script>
-import { messages } from "zeed"
+import { messages } from 'zeed'
 
 export default {
-  name: "app-chat",
+  name: 'app-chat',
   props: {
     name: {
       type: String,
@@ -65,33 +65,33 @@ export default {
       let message = event.target.value
       let name = this.nameString
       let current = new Date()
-      let ampm = current.getUTCHours() < 12 ? "AM" : "PM"
+      let ampm = current.getUTCHours() < 12 ? 'AM' : 'PM'
       let time =
         (current.getUTCHours() % 12) +
-        ":" +
+        ':' +
         current.getUTCMinutes() +
-        " " +
+        ' ' +
         ampm +
-        " (UTC)"
-      messages.emit("chatMessage", { name, message, time })
+        ' (UTC)'
+      messages.emit('chatMessage', { name, message, time })
       this.messages.push({
         name: name,
         message: message,
         from_me: true,
         time: time,
       })
-      event.target.value = ""
+      event.target.value = ''
     },
     setName() {
-      let name = document.getElementById("name").value
-      localStorage.setItem("name", name)
+      let name = document.getElementById('name').value
+      localStorage.setItem('name', name)
       this.nameString = name
-      messages.emit("userInfo", {
+      messages.emit('userInfo', {
         name: name,
       })
     },
     scrollToEnd: function () {
-      let messages = this.$el.querySelector(".messages-container")
+      let messages = this.$el.querySelector('.messages-container')
       messages.scrollTop = messages.lastElementChild.offsetTop
     },
   },
@@ -99,7 +99,7 @@ export default {
     this.$nextTick(() => this.scrollToEnd())
   },
   mounted() {
-    messages.on("newMessage", (info) => {
+    messages.on('newMessage', (info) => {
       this.messages.push({
         name: info.name,
         message: info.message,
@@ -112,5 +112,5 @@ export default {
 </script>
 
 <style lang="scss">
-@import "../css/chat.scss";
+@import '../css/chat.scss';
 </style>
diff --git a/src/components/app-embed.vue b/src/components/app-embed.vue
index 47a22d4..040e5c8 100644
--- a/src/components/app-embed.vue
+++ b/src/components/app-embed.vue
@@ -80,14 +80,14 @@
 </style>
 
 <script>
-import { Logger } from "zeed"
-import { ROOM_URL } from "../config"
-import { onMessageFromFrame } from "../lib/iframe"
-import { generateName } from "../lib/names"
-import SeaInputBase from "../ui/sea-input-base.vue"
-import SeaSwitch from "../ui/sea-switch.vue"
+import { Logger } from 'zeed'
+import { ROOM_URL } from '../config'
+import { onMessageFromFrame } from '../lib/iframe'
+import { generateName } from '../lib/names'
+import SeaInputBase from '../ui/sea-input-base.vue'
+import SeaSwitch from '../ui/sea-switch.vue'
 
-const log = Logger("app-embed")
+const log = Logger('app-embed')
 
 export default {
   components: {
@@ -98,7 +98,7 @@ export default {
     let defaultName = generateName()
     return {
       defaultName,
-      room: "",
+      room: '',
       presetAudio: true,
       presetVideo: true,
       presetFullscreen: false,
@@ -116,19 +116,19 @@ export default {
       return (
         prefix +
         (this.room || this.defaultName) +
-        "?audio=" +
+        '?audio=' +
         Number(this.presetAudio) +
-        "&video=" +
+        '&video=' +
         Number(this.presetVideo) +
-        "&fs=" +
+        '&fs=' +
         Number(this.presetFullscreen) +
-        "&invite=" +
+        '&invite=' +
         Number(this.presetInvite) +
-        "&prefs=" +
+        '&prefs=' +
         Number(this.presetPrefs) +
-        "&share=" +
+        '&share=' +
         Number(this.presetShare) +
-        "&chat=" +
+        '&chat=' +
         Number(this.presetChat)
       )
     },
@@ -140,8 +140,8 @@ export default {
     },
   },
   mounted() {
-    onMessageFromFrame("status", (data) => {
-      log("new guest count", data)
+    onMessageFromFrame('status', (data) => {
+      log('new guest count', data)
       this.status = data
     })
   },
diff --git a/src/components/app-help.vue b/src/components/app-help.vue
index e28bad4..6b10dc6 100644
--- a/src/components/app-help.vue
+++ b/src/components/app-help.vue
@@ -49,14 +49,14 @@
 </template>
 
 <style lang="scss">
-@import "app-help.scss";
+@import 'app-help.scss';
 </style>
 
 <script>
-import { gotoUrl } from "../external-links"
+import { gotoUrl } from '../external-links'
 
 export default {
-  name: "app-help",
+  name: 'app-help',
   data() {
     return {}
   },
diff --git a/src/components/app-main.vue b/src/components/app-main.vue
index bf415a8..d884950 100644
--- a/src/components/app-main.vue
+++ b/src/components/app-main.vue
@@ -305,24 +305,24 @@
 </template>
 
 <script>
-import { Logger, messages } from "zeed"
-import { setAllowedBugTracking } from "../bugs"
-import { ROOM_PATH } from "../config"
-import { historyAddRoom } from "../lib/history"
-import { createLinkForRoom, shareLink } from "../lib/share"
-import { setup } from "../state"
-import SeaButton from "../ui/sea-button.vue"
-import SeaLink from "../ui/sea-link.vue"
-import SeaModal from "../ui/sea-modal.vue"
-import AppChat from "./app-chat.vue"
-import AppSettings from "./app-settings.vue"
-import AppShare from "./app-share.vue"
-import AppVideo from "./app-video.vue"
+import { Logger, messages } from 'zeed'
+import { setAllowedBugTracking } from '../bugs'
+import { ROOM_PATH } from '../config'
+import { historyAddRoom } from '../lib/history'
+import { createLinkForRoom, shareLink } from '../lib/share'
+import { setup } from '../state'
+import SeaButton from '../ui/sea-button.vue'
+import SeaLink from '../ui/sea-link.vue'
+import SeaModal from '../ui/sea-modal.vue'
+import AppChat from './app-chat.vue'
+import AppSettings from './app-settings.vue'
+import AppShare from './app-share.vue'
+import AppVideo from './app-video.vue'
 
-const log = Logger("app:app-sidebar")
+const log = Logger('app:app-sidebar')
 
 export default {
-  name: "app-main",
+  name: 'app-main',
   components: {
     AppSettings,
     AppShare,
@@ -334,7 +334,7 @@ export default {
   },
   data() {
     return {
-      mode: "",
+      mode: '',
       settings: false,
       share: false,
       conn: null,
@@ -344,7 +344,7 @@ export default {
       fullscreenHandler: null,
       symbol:
         '<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round"><path d="M4 12v8a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2v-8"></path><polyline points="16 6 12 2 8 6"></polyline><line x1="12" y1="2" x2="12" y2="15"></line></svg>',
-      name: "",
+      name: '',
       unreadMessages: false,
     }
   },
@@ -357,7 +357,7 @@ export default {
     },
     videoAllowed() {
       if (window.webkit != null) {
-        return this.mode === ""
+        return this.mode === ''
       }
       return true
     },
@@ -368,14 +368,14 @@ export default {
     },
     doVideo() {
       this.state.muteVideo = !this.state.muteVideo
-      messages.emit("updateStream")
+      messages.emit('updateStream')
     },
     doAudio() {
       this.state.muteAudio = !this.state.muteAudio
-      messages.emit("updateStream")
+      messages.emit('updateStream')
     },
     doQuit() {
-      if (confirm("Really quit this session?")) {
+      if (confirm('Really quit this session?')) {
         location.assign(ROOM_PATH)
       }
     },
@@ -397,47 +397,47 @@ export default {
         }
       }
     },
-    doTogglePanel(mode = "settings") {
-      this.mode = !mode || this.mode === mode ? "" : mode
+    doTogglePanel(mode = 'settings') {
+      this.mode = !mode || this.mode === mode ? '' : mode
     },
     didChangeFullscreen(ev) {},
     toggleChat() {
-      if (this.mode === "chat") {
-        this.mode = ""
+      if (this.mode === 'chat') {
+        this.mode = ''
       } else {
         this.unreadMessages = false
-        this.mode = "chat"
+        this.mode = 'chat'
         this.focusChatInput()
       }
     },
     updateUserInfo() {
-      messages.emit("userInfo", {
+      messages.emit('userInfo', {
         name: this.name,
       })
     },
     triggerChatFunctions() {
-      messages.on("newMessage", () => {
-        if (this.mode !== "chat") {
+      messages.on('newMessage', () => {
+        if (this.mode !== 'chat') {
           this.unreadMessages = true
         }
       })
 
-      messages.on("userInfoUpdate", ({ peer, data }) => {
+      messages.on('userInfoUpdate', ({ peer, data }) => {
         this.peers[
           this.peers.findIndex((el) => el.remote === peer.local)
         ].peer.name = data.data.name
       })
 
       // Update Local Name to Remote peers every 10 seconds for new peers
-      messages.on("requestUserInfo", () => {
+      messages.on('requestUserInfo', () => {
         this.updateUserInfo()
       })
     },
     setName() {
-      let name = localStorage.getItem("name")
+      let name = localStorage.getItem('name')
       if (name) {
         this.name = name
-        messages.emit("userInfo", {
+        messages.emit('userInfo', {
           name: name,
         })
       }
@@ -447,7 +447,7 @@ export default {
         !/Android|webOS|iPhone|iPad|iPod|Opera Mini/i.test(navigator.userAgent)
       ) {
         setTimeout(() => {
-          document.getElementById("message-input")?.focus()
+          document.getElementById('message-input')?.focus()
         }, 100)
       }
     },
@@ -460,18 +460,18 @@ export default {
       this.conn = await setup()
     }, 50)
     if (!this.hasPeers && !window.iPhone && this.state.showInviteOnStart) {
-      this.mode = "share"
+      this.mode = 'share'
     }
     this.fullscreenHandler = (ev) => {
       this.isFullScreen = !!document.fullscreenElement
     }
-    document.addEventListener("fullscreenchange", this.fullscreenHandler)
+    document.addEventListener('fullscreenchange', this.fullscreenHandler)
 
     // Remember room name for next visits
     historyAddRoom(this.state.room)
   },
   beforeDestroy() {
-    document.removeEventListener("fullscreenchange", this.fullscreenHandler)
+    document.removeEventListener('fullscreenchange', this.fullscreenHandler)
     this.conn?.cleanup()
   },
 }
diff --git a/src/components/app-settings.vue b/src/components/app-settings.vue
index 39ce8d5..56afe4e 100644
--- a/src/components/app-settings.vue
+++ b/src/components/app-settings.vue
@@ -100,16 +100,16 @@
 </template>
 
 <script>
-import { Logger, messages } from "zeed"
-import { isAllowedBugTracking, setAllowedBugTracking } from "../bugs"
-import { ICE_CONFIG, RELEASE, SIGNAL_SERVER_URL } from "../config"
-import { WebRTC } from "../logic/webrtc"
-import SeaSwitch from "../ui/sea-switch.vue"
+import { Logger, messages } from 'zeed'
+import { isAllowedBugTracking, setAllowedBugTracking } from '../bugs'
+import { ICE_CONFIG, RELEASE, SIGNAL_SERVER_URL } from '../config'
+import { WebRTC } from '../logic/webrtc'
+import SeaSwitch from '../ui/sea-switch.vue'
 
-const log = Logger("app:app-settings")
+const log = Logger('app:app-settings')
 
 export default {
-  name: "app-settings",
+  name: 'app-settings',
   components: {
     SeaSwitch,
   },
@@ -120,7 +120,7 @@ export default {
       iPhone: window.iPhone,
       SIGNAL_SERVER_URL,
       ICE_CONFIG,
-      signalStatus: "",
+      signalStatus: '',
       showInfo: false,
     }
   },
@@ -136,13 +136,13 @@ export default {
     },
     video() {
       let videoDevices = this.state.devices.filter(
-        (d) => d.kind === "videoinput" && d.deviceId !== "default"
+        (d) => d.kind === 'videoinput' && d.deviceId !== 'default'
       )
       if (navigator?.mediaDevices?.getDisplayMedia) {
         return [
           {
-            deviceId: "desktop",
-            label: this.l.settings.desktop + "\xa0 🖥",
+            deviceId: 'desktop',
+            label: this.l.settings.desktop + '\xa0 🖥',
           },
           ...videoDevices,
         ]
@@ -151,40 +151,40 @@ export default {
     },
     audio() {
       return this.state.devices.filter(
-        (d) => d.kind === "audioinput" && d.deviceId !== "default"
+        (d) => d.kind === 'audioinput' && d.deviceId !== 'default'
       )
     },
   },
   methods: {
     async doCheckSignal() {
       let result = await WebRTC.checkStatus()
-      this.signalStatus = result.ok ? "✅" : "❌"
+      this.signalStatus = result.ok ? '✅' : '❌'
     },
   },
   watch: {
-    async "state.deviceVideo"() {
+    async 'state.deviceVideo'() {
       await this.$nextTick()
-      messages.emit("switchMedia")
+      messages.emit('switchMedia')
     },
-    async "state.deviceAudio"() {
+    async 'state.deviceAudio'() {
       await this.$nextTick()
-      messages.emit("switchMedia")
+      messages.emit('switchMedia')
     },
-    async "state.backgroundMode"(value, prevValue) {
+    async 'state.backgroundMode'(value, prevValue) {
       await this.$nextTick()
 
       // If just the background mode changes, don't restart the whole thing
       if ((value && !prevValue) || (prevValue && !value)) {
-        messages.emit("switchMedia")
+        messages.emit('switchMedia')
       }
     },
-    async "state.bandwidth"() {
+    async 'state.bandwidth'() {
       await this.$nextTick()
-      messages.emit("negotiateBandwidth")
+      messages.emit('negotiateBandwidth')
     },
-    async "state.subscribe"() {
+    async 'state.subscribe'() {
       await this.$nextTick()
-      messages.emit("subscribePush")
+      messages.emit('subscribePush')
     },
   },
   mounted() {
diff --git a/src/components/app-share.vue b/src/components/app-share.vue
index 69f8bae..714fbd7 100644
--- a/src/components/app-share.vue
+++ b/src/components/app-share.vue
@@ -44,20 +44,20 @@
 </style>
 
 <script>
-import { Logger } from "zeed"
-import { qrcode } from "../lib/qrcode"
-import { createLinkForRoom, shareLink } from "../lib/share"
-import SeaButton from "../ui/sea-button.vue"
+import { Logger } from 'zeed'
+import { qrcode } from '../lib/qrcode'
+import { createLinkForRoom, shareLink } from '../lib/share'
+import SeaButton from '../ui/sea-button.vue'
 
-const log = Logger("app:app-share")
+const log = Logger('app:app-share')
 
 export default {
-  name: "app-share",
+  name: 'app-share',
   components: { SeaButton },
   data() {
     return {
-      url: "",
-      qrcode: "",
+      url: '',
+      qrcode: '',
     }
   },
   methods: {
@@ -74,7 +74,7 @@ export default {
   async mounted() {
     this.url = createLinkForRoom(this.state.room)
     const typeNumber = 0
-    const errorCorrectionLevel = "H"
+    const errorCorrectionLevel = 'H'
     const qr = qrcode(typeNumber, errorCorrectionLevel)
     qr.addData(this.url)
     qr.make()
diff --git a/src/components/app-video.vue b/src/components/app-video.vue
index 9c3bd99..7ee08e8 100644
--- a/src/components/app-video.vue
+++ b/src/components/app-video.vue
@@ -134,15 +134,15 @@
 </template>
 
 <script>
-import { trackSilentException } from "../bugs"
-import { Logger } from "zeed"
+import { trackSilentException } from '../bugs'
+import { Logger } from 'zeed'
 
-const log = Logger("app:app-peer")
+const log = Logger('app:app-peer')
 
 window.screenshotNumber = 0
 
 export default {
-  name: "app-video",
+  name: 'app-video',
   props: {
     stream: {
       type: MediaStream | Object,
@@ -183,7 +183,7 @@ export default {
   methods: {
     playVideo(video) {
       let startPlayPromise = video.play()
-      log("play", startPlayPromise)
+      log('play', startPlayPromise)
       if (startPlayPromise !== undefined) {
         startPlayPromise
           .then(() => {
@@ -191,7 +191,7 @@ export default {
             // has begun.
           })
           .catch((error) => {
-            if (error.name === "NotAllowedError") {
+            if (error.name === 'NotAllowedError') {
               this.showPlayButton = true
             } else {
               trackSilentException(error)
@@ -200,15 +200,15 @@ export default {
       }
     },
     async doConnectStream(stream) {
-      log("doConnectStream", this.title, stream)
+      log('doConnectStream', this.title, stream)
       if (stream) {
         try {
           await this.$nextTick()
 
           let video = this.$refs.video
-          log("connectStreamToVideoElement", stream, video)
+          log('connectStreamToVideoElement', stream, video)
           if (stream) {
-            if ("srcObject" in video) {
+            if ('srcObject' in video) {
               video.srcObject = stream
             } else {
               video.src = window.URL.createObjectURL(stream) // for older browsers
@@ -229,7 +229,7 @@ export default {
       if (this.showPlayButton) {
         this.doPlay()
       } else if (this.state.maximized === this.id) {
-        this.state.maximized = ""
+        this.state.maximized = ''
       } else {
         this.state.maximized = this.id
       }
@@ -239,7 +239,7 @@ export default {
     },
     async doPlay() {
       try {
-        log("force play manually")
+        log('force play manually')
         this.$refs?.video?.play()
         this.showPlayButton = false
       } catch (err) {
diff --git a/src/components/app-welcome.vue b/src/components/app-welcome.vue
index fcf4e0e..dbbcb44 100644
--- a/src/components/app-welcome.vue
+++ b/src/components/app-welcome.vue
@@ -214,19 +214,19 @@
 </template>
 
 <style lang="scss">
-@import "app-welcome.scss";
+@import 'app-welcome.scss';
 </style>
 
 <script>
-import { trackSilentException } from "../bugs"
-import { DEFAULT_ROOM, ROOM_PATH } from "../config"
-import { gotoUrl } from "../external-links"
-import { historyAllRooms } from "../lib/history"
-import { generateName } from "../lib/names"
-import AppHelp from "./app-help.vue"
+import { trackSilentException } from '../bugs'
+import { DEFAULT_ROOM, ROOM_PATH } from '../config'
+import { gotoUrl } from '../external-links'
+import { historyAllRooms } from '../lib/history'
+import { generateName } from '../lib/names'
+import AppHelp from './app-help.vue'
 
 export default {
-  name: "app-welcome",
+  name: 'app-welcome',
   components: {
     AppHelp,
   },
@@ -235,7 +235,7 @@ export default {
     return {
       defaultName,
       room: defaultName,
-      url: "",
+      url: '',
       initialWidth: -1,
       currentChar: 0,
       observer: null,
@@ -260,14 +260,14 @@ export default {
       }
     },
     doEnterInputRoom() {
-      this.doEnterRoom(this.room || this.defaultName || "")
+      this.doEnterRoom(this.room || this.defaultName || '')
     },
     updateInput() {
       const input = this.$refs.input
       if (this.initialWidth < 0) this.initialWidth = input.scrollWidth
       let value = input.value.trim()
-      input.style.width = "1px"
-      input.style.width = (value ? input.scrollWidth : this.initialWidth) + "px"
+      input.style.width = '1px'
+      input.style.width = (value ? input.scrollWidth : this.initialWidth) + 'px'
       this.url = ROOM_PATH + (value || this.defaultName)
     },
     charAnimation() {
@@ -294,7 +294,7 @@ export default {
 
     const input = this.$refs.input
     if (input) {
-      input.style.width = input.scrollWidth + "px"
+      input.style.width = input.scrollWidth + 'px'
       this.updateInput()
 
       this.observer = new ResizeObserver(this.updateInput)
diff --git a/src/components/app-whitelabel.vue b/src/components/app-whitelabel.vue
index 36c1385..97a1194 100644
--- a/src/components/app-whitelabel.vue
+++ b/src/components/app-whitelabel.vue
@@ -45,34 +45,34 @@
 </template>
 
 <style lang="scss">
-@import "app-welcome.scss";
+@import 'app-welcome.scss';
 </style>
 
 <script>
-import { trackSilentException } from "../bugs"
-import { DEFAULT_ROOM, ROOM_PATH, ROOM_URL } from "../config"
-import { generateName } from "../lib/names"
+import { trackSilentException } from '../bugs'
+import { DEFAULT_ROOM, ROOM_PATH, ROOM_URL } from '../config'
+import { generateName } from '../lib/names'
 
 export default {
-  name: "app-whitelabel",
+  name: 'app-whitelabel',
   components: {},
   data() {
     let defaultName = DEFAULT_ROOM ?? generateName()
     return {
       defaultName,
       room: defaultName,
-      url: "",
+      url: '',
       initialWidth: -1,
       currentChar: 0,
       observer: null,
-      roomHtml: ROOM_URL.replace(/^https?:\/\//gm, "")
-        .replaceAll("/", '<span class="slash">/</span>')
-        .replaceAll(".", '<span class="dot">.</span>'),
+      roomHtml: ROOM_URL.replace(/^https?:\/\//gm, '')
+        .replaceAll('/', '<span class="slash">/</span>')
+        .replaceAll('.', '<span class="dot">.</span>'),
     }
   },
   methods: {
     doEnterRoom() {
-      const room = this.room || this.defaultName || ""
+      const room = this.room || this.defaultName || ''
       this.state.room = room
       try {
         window.history.pushState(
@@ -88,8 +88,8 @@ export default {
       const input = this.$refs.input
       if (this.initialWidth < 0) this.initialWidth = input.scrollWidth
       let value = input.value.trim()
-      input.style.width = "1px"
-      input.style.width = (value ? input.scrollWidth : this.initialWidth) + "px"
+      input.style.width = '1px'
+      input.style.width = (value ? input.scrollWidth : this.initialWidth) + 'px'
       this.url = ROOM_PATH + (value || this.defaultName)
     },
     charAnimation() {
@@ -116,7 +116,7 @@ export default {
 
     const input = this.$refs.input
     if (input) {
-      input.style.width = input.scrollWidth + "px"
+      input.style.width = input.scrollWidth + 'px'
       this.updateInput()
 
       this.observer = new ResizeObserver(this.updateInput)
diff --git a/src/config.js b/src/config.js
index 60cc11c..3471769 100644
--- a/src/config.js
+++ b/src/config.js
@@ -1,8 +1,8 @@
-import { getWebsocketUrlFromLocation } from "@zerva/websocket"
-import { Logger } from "zeed"
-import { isTrue } from "./lib/base"
+import { getWebsocketUrlFromLocation } from '@zerva/websocket'
+import { Logger } from 'zeed'
+import { isTrue } from './lib/base'
 
-const log = Logger("config")
+const log = Logger('config')
 
 /**
  * There are multiple ways for configuration, listed by priority:
@@ -14,7 +14,7 @@ const log = Logger("config")
  * 3. Default values
  */
 function getConfig(name, defaultValue) {
-  name = name.toUpperCase().replace(/[-\ .]/gim, "_")
+  name = name.toUpperCase().replace(/[-\ .]/gim, '_')
   return (
     window.briefingConfig?.[name] ??
     import.meta.env[`BRIEFING_${name}`] ??
@@ -24,50 +24,50 @@ function getConfig(name, defaultValue) {
 
 // See https://github.com/holtwick/briefing-signal
 export const SIGNAL_SERVER_URL = getConfig(
-  "SIGNAL_URL",
+  'SIGNAL_URL',
   getWebsocketUrlFromLocation()
 )
 
 // See https://github.com/feross/simple-peer#peer--new-peeropts
 export const ICE_CONFIG = {
-  iceTransportPolicy: "all",
+  iceTransportPolicy: 'all',
   reconnectTimer: 3000,
 
   // These settings are no secret, since they are readable from the client side anyway
   iceServers: [
     {
-      urls: getConfig("STUN_URL", "stun:turn01.brie.fi:5349"),
+      urls: getConfig('STUN_URL', 'stun:turn01.brie.fi:5349'),
     },
     {
-      urls: getConfig("TURN_URL", "turn:turn01.brie.fi:5349"),
-      username: getConfig("TURN_USER", "brie"),
-      credential: getConfig("TURN_PASSWORD", "fi"),
+      urls: getConfig('TURN_URL', 'turn:turn01.brie.fi:5349'),
+      username: getConfig('TURN_USER', 'brie'),
+      credential: getConfig('TURN_PASSWORD', 'fi'),
     },
   ],
 }
 
 export const RELEASE = import.meta.env.BRIEFING_RELEASE
 
-export const SENTRY_DSN = getConfig("SENTRY_DSN")
+export const SENTRY_DSN = getConfig('SENTRY_DSN')
 
-export const ROOM_PATH = getConfig("ROOM_PATH", "/")
+export const ROOM_PATH = getConfig('ROOM_PATH', '/')
 
 export const ROOM_URL = getConfig(
-  "ROOM_URL",
+  'ROOM_URL',
   `${location.protocol}//${location.host}${ROOM_PATH}`
 )
 
-export const SHOW_FULLSCREEN = isTrue(getConfig("SHOW_FULLSCREEN"), true)
-export const SHOW_INVITATION = isTrue(getConfig("SHOW_INVITATION"), true)
+export const SHOW_FULLSCREEN = isTrue(getConfig('SHOW_FULLSCREEN'), true)
+export const SHOW_INVITATION = isTrue(getConfig('SHOW_INVITATION'), true)
 export const SHOW_INVITATION_HINT = isTrue(
-  getConfig("SHOW_INVITATION_HINT"),
+  getConfig('SHOW_INVITATION_HINT'),
   true
 )
-export const SHOW_SETTINGS = isTrue(getConfig("SHOW_SETTINGS"), true)
-export const SHOW_SHARE = isTrue(getConfig("SHOW_SHARE"), true)
-export const SHOW_CHAT = isTrue(getConfig("SHOW_CHAT"), true)
+export const SHOW_SETTINGS = isTrue(getConfig('SHOW_SETTINGS'), true)
+export const SHOW_SHARE = isTrue(getConfig('SHOW_SHARE'), true)
+export const SHOW_CHAT = isTrue(getConfig('SHOW_CHAT'), true)
 
-export const DEFAULT_ROOM = getConfig("DEFAULT_ROOM")
+export const DEFAULT_ROOM = getConfig('DEFAULT_ROOM')
 
 log.info(
   `Config: ${JSON.stringify(
diff --git a/src/css/_html.scss b/src/css/_html.scss
index cd81d48..862a4c6 100644
--- a/src/css/_html.scss
+++ b/src/css/_html.scss
@@ -1,7 +1,7 @@
 // Copyright (c) 2020-2022 Dirk Holtwick. All rights reserved. https://holtwick.de/copyright
 
-@import "variables";
-@import "reset";
+@import 'variables';
+@import 'reset';
 
 html {
   -webkit-tap-highlight-color: transparent;
diff --git a/src/css/_macros.scss b/src/css/_macros.scss
index fbb144c..65a65f9 100644
--- a/src/css/_macros.scss
+++ b/src/css/_macros.scss
@@ -2,7 +2,7 @@
 
 // Mixins
 
-@import "units";
+@import 'units';
 
 @mixin selectable {
   // !important needs to be there because otherwise it does not propagate in WebKit!
diff --git a/src/css/_reset.scss b/src/css/_reset.scss
index e4caa7f..64715fc 100644
--- a/src/css/_reset.scss
+++ b/src/css/_reset.scss
@@ -111,10 +111,10 @@ th:not([align]) {
 
 // WebKit search field
 
-input[type="search"]::-webkit-search-decoration,
-input[type="search"]::-webkit-search-cancel-button,
-input[type="search"]::-webkit-search-results-button,
-input[type="search"]::-webkit-search-results-decoration {
+input[type='search']::-webkit-search-decoration,
+input[type='search']::-webkit-search-cancel-button,
+input[type='search']::-webkit-search-results-button,
+input[type='search']::-webkit-search-results-decoration {
   -webkit-appearance: none;
 }
 
diff --git a/src/css/_units.scss b/src/css/_units.scss
index 1dc969f..d2f9987 100644
--- a/src/css/_units.scss
+++ b/src/css/_units.scss
@@ -2,7 +2,7 @@
 
 // Unit sizes
 
-@use "sass:math";
+@use 'sass:math';
 
 $base-font-size: 16; // Only for calculations! Never set it in <html>!
 $base-font-size-px: (1px * $base-font-size);
diff --git a/src/css/_variables.scss b/src/css/_variables.scss
index ad1526a..98226b4 100644
--- a/src/css/_variables.scss
+++ b/src/css/_variables.scss
@@ -1,7 +1,7 @@
 // Copyright (c) 2020-2022 Dirk Holtwick. All rights reserved. https://holtwick.de/copyright
 
-@import "units";
-@import "macros";
+@import 'units';
+@import 'macros';
 
 // Core features
 
@@ -119,19 +119,19 @@ $control-spacing: $px-24; //  $control-size / 5 * 3;
 // Fonts
 
 // Credit: https://www.smashingmagazine.com/2015/11/using-system-ui-fonts-practical-guide/
-$base-font-family: -apple-system, system-ui, BlinkMacSystemFont, "Segoe UI",
+$base-font-family: -apple-system, system-ui, BlinkMacSystemFont, 'Segoe UI',
   Roboto !default;
-$mono-font-family: "SF Mono", "Segoe UI Mono", "Roboto Mono", Menlo, Courier,
+$mono-font-family: 'SF Mono', 'Segoe UI Mono', 'Roboto Mono', Menlo, Courier,
   monospace !default;
-$fallback-font-family: "Helvetica Neue", sans-serif !default;
-$cjk-zh-hans-font-family: $base-font-family, "PingFang SC", "Hiragino Sans GB",
-  "Microsoft YaHei", $fallback-font-family !default;
-$cjk-zh-hant-font-family: $base-font-family, "PingFang TC", "Hiragino Sans CNS",
-  "Microsoft JhengHei", $fallback-font-family !default;
-$cjk-jp-font-family: $base-font-family, "Hiragino Sans",
-  "Hiragino Kaku Gothic Pro", "Yu Gothic", YuGothic, Meiryo,
+$fallback-font-family: 'Helvetica Neue', sans-serif !default;
+$cjk-zh-hans-font-family: $base-font-family, 'PingFang SC', 'Hiragino Sans GB',
+  'Microsoft YaHei', $fallback-font-family !default;
+$cjk-zh-hant-font-family: $base-font-family, 'PingFang TC', 'Hiragino Sans CNS',
+  'Microsoft JhengHei', $fallback-font-family !default;
+$cjk-jp-font-family: $base-font-family, 'Hiragino Sans',
+  'Hiragino Kaku Gothic Pro', 'Yu Gothic', YuGothic, Meiryo,
   $fallback-font-family !default;
-$cjk-ko-font-family: $base-font-family, "Malgun Gothic", $fallback-font-family !default;
+$cjk-ko-font-family: $base-font-family, 'Malgun Gothic', $fallback-font-family !default;
 $body-font-family: $base-font-family, $fallback-font-family !default;
 
 // Font sizes
diff --git a/src/css/app.scss b/src/css/app.scss
index 8baafd8..a27d859 100644
--- a/src/css/app.scss
+++ b/src/css/app.scss
@@ -1,4 +1,4 @@
-@import "variables";
+@import 'variables';
 
 .app {
   color: var(--text-color);
@@ -14,6 +14,6 @@
     right: 0;
     height: $safe-top;
     background: var(--statusbar-color, rgba(255, 255, 255, 0.25));
-    content: "";
+    content: '';
   }
 }
diff --git a/src/css/briefing.scss b/src/css/briefing.scss
index 17fe2de..082f34c 100644
--- a/src/css/briefing.scss
+++ b/src/css/briefing.scss
@@ -1,5 +1,5 @@
-@import "variables";
-@import "macros";
+@import 'variables';
+@import 'macros';
 
 body {
   background: #272727;
@@ -131,11 +131,11 @@ body {
     transform: translateY(-50%) translateX(-50%);
     // max-height: calc(50vh - 3rem) !important;
 
-    &[data-fit="cover"] {
+    &[data-fit='cover'] {
       object-fit: cover;
     }
 
-    &[data-fit="contain"] {
+    &[data-fit='contain'] {
       object-fit: contain;
     }
 
@@ -234,12 +234,12 @@ body {
 .video-fill {
 }
 
-[data-mode="default"] {
-  @import "layout-default";
+[data-mode='default'] {
+  @import 'layout-default';
 }
 
-[data-mode="maximized"] {
-  @import "layout-maximized";
+[data-mode='maximized'] {
+  @import 'layout-maximized';
 }
 
 .transform {
diff --git a/src/css/chat.scss b/src/css/chat.scss
index 77d796a..a9412c7 100644
--- a/src/css/chat.scss
+++ b/src/css/chat.scss
@@ -1,7 +1,7 @@
 // Chat Added by Yash Govekar
 
-@import "variables";
-@import "macros";
+@import 'variables';
+@import 'macros';
 
 .unread-msg {
   border-radius: 50%;
diff --git a/src/css/forms.scss b/src/css/forms.scss
index fd74d4b..68f9cc5 100644
--- a/src/css/forms.scss
+++ b/src/css/forms.scss
@@ -7,7 +7,7 @@
 //  }
 //}
 
-@import "variables";
+@import 'variables';
 
 //.form-group + .form-group {
 //  margin-top: $control-spacing; // $layout-spacing;
@@ -98,7 +98,7 @@ legend {
   }
 
   // Input types
-  &[type="file"] {
+  &[type='file'] {
     height: auto;
   }
 }
@@ -315,7 +315,7 @@ textarea.form-input-autoresize {
         border: $border-width-lg solid $light-color;
         border-left-width: 0;
         border-top-width: 0;
-        content: "";
+        content: '';
         height: 9px;
         left: 50%;
         margin-left: -3px;
@@ -333,7 +333,7 @@ textarea.form-input-autoresize {
 
       &::before {
         background: $bg-color-light;
-        content: "";
+        content: '';
         height: 2px;
         left: 50%;
         margin-left: -5px;
@@ -356,7 +356,7 @@ textarea.form-input-autoresize {
       &::before {
         background: $bg-color-light;
         border-radius: 50%;
-        content: "";
+        content: '';
         height: 6px;
         left: 50%;
         position: absolute;
diff --git a/src/css/index.scss b/src/css/index.scss
index 103bc60..68d5a07 100644
--- a/src/css/index.scss
+++ b/src/css/index.scss
@@ -1,14 +1,14 @@
 // Copyright (c) 2020-2022 Dirk Holtwick. All rights reserved. https://holtwick.de/copyright
 
 // units, macros
-@import "variables";
+@import 'variables';
 
 // reset
-@import "html";
+@import 'html';
 
-@import "app";
-@import "stack";
-@import "text";
-@import "forms";
+@import 'app';
+@import 'stack';
+@import 'text';
+@import 'forms';
 
-@import "briefing";
+@import 'briefing';
diff --git a/src/css/layout-maximized.scss b/src/css/layout-maximized.scss
index 82dc993..1c59311 100644
--- a/src/css/layout-maximized.scss
+++ b/src/css/layout-maximized.scss
@@ -1,4 +1,4 @@
-@import "variables";
+@import 'variables';
 
 .videos {
   position: relative;
diff --git a/src/css/stack.scss b/src/css/stack.scss
index 491e0ef..bc65836 100644
--- a/src/css/stack.scss
+++ b/src/css/stack.scss
@@ -1,6 +1,6 @@
 // Copyright (c) 2020-2022 Dirk Holtwick. All rights reserved. https://holtwick.de/copyright
 
-@import "variables";
+@import 'variables';
 
 html,
 body {
@@ -69,7 +69,7 @@ body {
         width: $sepHandleSize + $px-1;
         height: 100%;
         z-index: $z-index-floating;
-        content: " ";
+        content: ' ';
         cursor: col-resize;
       }
 
diff --git a/src/css/text.scss b/src/css/text.scss
index e872527..a42d7f6 100644
--- a/src/css/text.scss
+++ b/src/css/text.scss
@@ -1,6 +1,6 @@
 // Copyright (c) 2020-2022 Dirk Holtwick. All rights reserved. https://holtwick.de/copyright
 
-@import "variables";
+@import 'variables';
 
 .text {
   // Typography
diff --git a/src/external-links.ts b/src/external-links.ts
index a781730..6c7e890 100644
--- a/src/external-links.ts
+++ b/src/external-links.ts
@@ -1,29 +1,29 @@
 const links = {
-  twitter: "https://twitter.com/holtwick",
-  twitter2: "https://twitter.com/apperdeck",
-  twitter3: "https://twitter.com/dirkholtwick",
-  youtube: "https://www.youtube.com/user/dirkholtwick",
-  linkedin: "https://www.linkedin.com/in/holtwick/",
-  xing: "https://www.xing.com/profile/Dirk_Holtwick/cv",
-  github: "https://github.com/holtwick",
-  stackoverflow: "https://stackoverflow.com/users/140927/holtwick",
-  paypal: "https://www.paypal.me/apperdeck",
+  twitter: 'https://twitter.com/holtwick',
+  twitter2: 'https://twitter.com/apperdeck',
+  twitter3: 'https://twitter.com/dirkholtwick',
+  youtube: 'https://www.youtube.com/user/dirkholtwick',
+  linkedin: 'https://www.linkedin.com/in/holtwick/',
+  xing: 'https://www.xing.com/profile/Dirk_Holtwick/cv',
+  github: 'https://github.com/holtwick',
+  stackoverflow: 'https://stackoverflow.com/users/140927/holtwick',
+  paypal: 'https://www.paypal.me/apperdeck',
 
   // Briefing
-  holtwick: "https://holtwick.de?ref=briefing",
-  privacy: "https://holtwick.de/privacy?ref=briefing",
-  imprint: "https://holtwick.de/imprint?ref=briefing",
+  holtwick: 'https://holtwick.de?ref=briefing',
+  privacy: 'https://holtwick.de/privacy?ref=briefing',
+  imprint: 'https://holtwick.de/imprint?ref=briefing',
 
-  producthunt: "https://www.producthunt.com/posts/briefing-2",
-  "appstore-windows": "https://www.microsoft.com/p/briefings/9pcs356fc2jf",
-  pwa: "https://developer.mozilla.org/en-US/docs/Web/Progressive_web_apps/Developer_guide/Installing",
-  "alternative-to": "https://alternativeto.net/software/brie-fi-ng/about/",
-  issues: "https://github.com/holtwick/briefing/issues/",
-  bug: "https://github.com/holtwick/briefing/issues/new?assignees=&labels=bug_report&template=bug_report.md&title=",
+  producthunt: 'https://www.producthunt.com/posts/briefing-2',
+  'appstore-windows': 'https://www.microsoft.com/p/briefings/9pcs356fc2jf',
+  pwa: 'https://developer.mozilla.org/en-US/docs/Web/Progressive_web_apps/Developer_guide/Installing',
+  'alternative-to': 'https://alternativeto.net/software/brie-fi-ng/about/',
+  issues: 'https://github.com/holtwick/briefing/issues/',
+  bug: 'https://github.com/holtwick/briefing/issues/new?assignees=&labels=bug_report&template=bug_report.md&title=',
   feature:
-    "https://github.com/holtwick/briefing/issues/new?assignees=&labels=feature_request&template=feature_request.md&title=",
-  api: "https://github.com/holtwick/briefing/",
-  "peer-school": "https://peer.school/?ref=peer.school",
+    'https://github.com/holtwick/briefing/issues/new?assignees=&labels=feature_request&template=feature_request.md&title=',
+  api: 'https://github.com/holtwick/briefing/',
+  'peer-school': 'https://peer.school/?ref=peer.school',
 }
 
 export function gotoUrl(name: string) {
diff --git a/src/in-browser-test.js b/src/in-browser-test.js
index 2e9eed7..0168682 100644
--- a/src/in-browser-test.js
+++ b/src/in-browser-test.js
@@ -1,31 +1,31 @@
-import { assert_equal } from "./lib/assert"
+import { assert_equal } from './lib/assert'
 import {
   digestMessage,
   digestMessages,
   getFingerprintString,
   splitByNChars,
-} from "./logic/fingerprint"
+} from './logic/fingerprint'
 
-console.log("test")
+console.log('test')
 
 // import { Logger } from "zeed"
 // const log = Logger("test:browser")
 
 const sample =
-  "v=0\r\no=- 307404001895177377 3 IN IP4 127.0.0.1\r\ns=-\r\nt=0 0\r\na=group:BUNDLE 0 1 2\r\na=msid-semantic: WMS w2zFUW5ETCVD3fSwsQPWihmgq1QtZugeID8D\r\nm=application 50041 UDP/DTLS/SCTP webrtc-datachannel\r\nc=IN IP4 169.254.123.65\r\nb=AS:30\r\na=candidate:3575507499 1 udp 2122260223 169.254.123.65 50041 typ host generation 0 network-id 3\r\na=candidate:2479012131 1 udp 2122197247 2a02:908:89b:60:988:92ae:a532:559d 50042 typ host generation 0 network-id 2 network-cost 10\r\na=candidate:3030907853 1 udp 2122129151 192.168.0.241 61982 typ host generation 0 network-id 1 network-cost 10\r\na=ice-ufrag:zQTh\r\na=ice-pwd:dL3JIT+IjMc5lqeKvRqZCdaa\r\na=ice-options:trickle\r\na=fingerprint:sha-256 6C:5D:F3:0F:72:12:76:01:D3:ED:32:9D:EE:61:84:1E:D6:9C:C3:17:38:BD:A4:91:FC:43:FC:87:03:A0:CB:AC\r\na=setup:active\r\na=mid:0\r\na=sctp-port:5000\r\na=max-message-size:262144\r\nm=audio 9 UDP/TLS/RTP/SAVPF 109 9 0 8 101\r\nc=IN IP4 0.0.0.0\r\na=rtcp:9 IN IP4 0.0.0.0\r\na=ice-ufrag:zQTh\r\na=ice-pwd:dL3JIT+IjMc5lqeKvRqZCdaa\r\na=ice-options:trickle\r\na=fingerprint:sha-256 6C:5D:F3:0F:72:12:76:01:D3:ED:32:9D:EE:61:84:1E:D6:9C:C3:17:38:BD:A4:91:FC:43:FC:87:03:A0:CB:AC\r\na=setup:active\r\na=mid:1\r\na=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level\r\na=extmap:3 urn:ietf:params:rtp-hdrext:sdes:mid\r\na=sendrecv\r\na=msid:w2zFUW5ETCVD3fSwsQPWihmgq1QtZugeID8D 0408a99e-c357-4f60-85a9-299459678f24\r\na=rtcp-mux\r\na=rtpmap:109 opus/48000/2\r\na=fmtp:109 minptime=10;useinbandfec=1\r\na=rtpmap:9 G722/8000\r\na=rtpmap:0 PCMU/8000\r\na=rtpmap:8 PCMA/8000\r\na=rtpmap:101 telephone-event/8000\r\na=ssrc:1185745839 cname:Sq7x5BjdM1thhRzt\r\nm=video 9 UDP/TLS/RTP/SAVPF 120 121\r\nc=IN IP4 0.0.0.0\r\na=rtcp:9 IN IP4 0.0.0.0\r\na=ice-ufrag:zQTh\r\na=ice-pwd:dL3JIT+IjMc5lqeKvRqZCdaa\r\na=ice-options:trickle\r\na=fingerprint:sha-256 6C:5D:F3:0F:72:12:76:01:D3:ED:32:9D:EE:61:84:1E:D6:9C:C3:17:38:BD:A4:91:FC:43:FC:87:03:A0:CB:AC\r\na=setup:active\r\na=mid:2\r\na=extmap:5 urn:ietf:params:rtp-hdrext:toffset\r\na=extmap:4 http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time\r\na=extmap:6 http://www.webrtc.org/experiments/rtp-hdrext/playout-delay\r\na=extmap:3 urn:ietf:params:rtp-hdrext:sdes:mid\r\na=sendrecv\r\na=msid:w2zFUW5ETCVD3fSwsQPWihmgq1QtZugeID8D 188a1334-5f04-422e-82f0-e5bb6102f9c4\r\na=rtcp-mux\r\na=rtpmap:120 VP8/90000\r\na=rtcp-fb:120 goog-remb\r\na=rtcp-fb:120 ccm fir\r\na=rtcp-fb:120 nack\r\na=rtcp-fb:120 nack pli\r\na=rtpmap:121 VP9/90000\r\na=rtcp-fb:121 goog-remb\r\na=rtcp-fb:121 ccm fir\r\na=rtcp-fb:121 nack\r\na=rtcp-fb:121 nack pli\r\na=fmtp:121 profile-id=0\r\na=ssrc:3405577348 cname:Sq7x5BjdM1thhRzt\r\n"
+  'v=0\r\no=- 307404001895177377 3 IN IP4 127.0.0.1\r\ns=-\r\nt=0 0\r\na=group:BUNDLE 0 1 2\r\na=msid-semantic: WMS w2zFUW5ETCVD3fSwsQPWihmgq1QtZugeID8D\r\nm=application 50041 UDP/DTLS/SCTP webrtc-datachannel\r\nc=IN IP4 169.254.123.65\r\nb=AS:30\r\na=candidate:3575507499 1 udp 2122260223 169.254.123.65 50041 typ host generation 0 network-id 3\r\na=candidate:2479012131 1 udp 2122197247 2a02:908:89b:60:988:92ae:a532:559d 50042 typ host generation 0 network-id 2 network-cost 10\r\na=candidate:3030907853 1 udp 2122129151 192.168.0.241 61982 typ host generation 0 network-id 1 network-cost 10\r\na=ice-ufrag:zQTh\r\na=ice-pwd:dL3JIT+IjMc5lqeKvRqZCdaa\r\na=ice-options:trickle\r\na=fingerprint:sha-256 6C:5D:F3:0F:72:12:76:01:D3:ED:32:9D:EE:61:84:1E:D6:9C:C3:17:38:BD:A4:91:FC:43:FC:87:03:A0:CB:AC\r\na=setup:active\r\na=mid:0\r\na=sctp-port:5000\r\na=max-message-size:262144\r\nm=audio 9 UDP/TLS/RTP/SAVPF 109 9 0 8 101\r\nc=IN IP4 0.0.0.0\r\na=rtcp:9 IN IP4 0.0.0.0\r\na=ice-ufrag:zQTh\r\na=ice-pwd:dL3JIT+IjMc5lqeKvRqZCdaa\r\na=ice-options:trickle\r\na=fingerprint:sha-256 6C:5D:F3:0F:72:12:76:01:D3:ED:32:9D:EE:61:84:1E:D6:9C:C3:17:38:BD:A4:91:FC:43:FC:87:03:A0:CB:AC\r\na=setup:active\r\na=mid:1\r\na=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level\r\na=extmap:3 urn:ietf:params:rtp-hdrext:sdes:mid\r\na=sendrecv\r\na=msid:w2zFUW5ETCVD3fSwsQPWihmgq1QtZugeID8D 0408a99e-c357-4f60-85a9-299459678f24\r\na=rtcp-mux\r\na=rtpmap:109 opus/48000/2\r\na=fmtp:109 minptime=10;useinbandfec=1\r\na=rtpmap:9 G722/8000\r\na=rtpmap:0 PCMU/8000\r\na=rtpmap:8 PCMA/8000\r\na=rtpmap:101 telephone-event/8000\r\na=ssrc:1185745839 cname:Sq7x5BjdM1thhRzt\r\nm=video 9 UDP/TLS/RTP/SAVPF 120 121\r\nc=IN IP4 0.0.0.0\r\na=rtcp:9 IN IP4 0.0.0.0\r\na=ice-ufrag:zQTh\r\na=ice-pwd:dL3JIT+IjMc5lqeKvRqZCdaa\r\na=ice-options:trickle\r\na=fingerprint:sha-256 6C:5D:F3:0F:72:12:76:01:D3:ED:32:9D:EE:61:84:1E:D6:9C:C3:17:38:BD:A4:91:FC:43:FC:87:03:A0:CB:AC\r\na=setup:active\r\na=mid:2\r\na=extmap:5 urn:ietf:params:rtp-hdrext:toffset\r\na=extmap:4 http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time\r\na=extmap:6 http://www.webrtc.org/experiments/rtp-hdrext/playout-delay\r\na=extmap:3 urn:ietf:params:rtp-hdrext:sdes:mid\r\na=sendrecv\r\na=msid:w2zFUW5ETCVD3fSwsQPWihmgq1QtZugeID8D 188a1334-5f04-422e-82f0-e5bb6102f9c4\r\na=rtcp-mux\r\na=rtpmap:120 VP8/90000\r\na=rtcp-fb:120 goog-remb\r\na=rtcp-fb:120 ccm fir\r\na=rtcp-fb:120 nack\r\na=rtcp-fb:120 nack pli\r\na=rtpmap:121 VP9/90000\r\na=rtcp-fb:121 goog-remb\r\na=rtcp-fb:121 ccm fir\r\na=rtcp-fb:121 nack\r\na=rtcp-fb:121 nack pli\r\na=fmtp:121 profile-id=0\r\na=ssrc:3405577348 cname:Sq7x5BjdM1thhRzt\r\n'
 
 async function inBrowserTest() {
   const fp = getFingerprintString(sample)
   assert_equal(
     fp,
-    "a=fingerprint:sha-256 6C:5D:F3:0F:72:12:76:01:D3:ED:32:9D:EE:61:84:1E:D6:9C:C3:17:38:BD:A4:91:FC:43:FC:87:03:A0:CB:AC"
+    'a=fingerprint:sha-256 6C:5D:F3:0F:72:12:76:01:D3:ED:32:9D:EE:61:84:1E:D6:9C:C3:17:38:BD:A4:91:FC:43:FC:87:03:A0:CB:AC'
   )
-  assert_equal(await digestMessage(fp), "MT2AATY56")
+  assert_equal(await digestMessage(fp), 'MT2AATY56')
 
-  assert_equal(splitByNChars("MT2AATY56"), "MT2-AAT-Y56")
+  assert_equal(splitByNChars('MT2AATY56'), 'MT2-AAT-Y56')
 
-  let r1 = await digestMessages("abc", fp)
-  let r2 = await digestMessages(fp, "abc")
+  const r1 = await digestMessages('abc', fp)
+  const r2 = await digestMessages(fp, 'abc')
   assert_equal(r1, r2)
 }
 
diff --git a/src/lib/assert.js b/src/lib/assert.js
index f0920ae..504b1ce 100644
--- a/src/lib/assert.js
+++ b/src/lib/assert.js
@@ -1,13 +1,13 @@
 // Copyright (c) 2020-2022 Dirk Holtwick. All rights reserved. https://holtwick.de/copyright
 
-import { trackSilentException } from "../bugs"
-import { Logger } from "zeed"
+import { trackSilentException } from '../bugs'
+import { Logger } from 'zeed'
 
-const log = Logger("test:assert")
+const log = Logger('test:assert')
 
 export function assert(cond, ...args) {
   if (!cond) {
-    if (typeof console !== "undefined") {
+    if (typeof console !== 'undefined') {
       if (console.assert) {
         // https://developer.mozilla.org/de/docs/Web/API/Console/assert
         console.assert(cond, ...args)
@@ -16,11 +16,11 @@ export function assert(cond, ...args) {
       }
     }
     try {
-      if (typeof expect !== "undefined") {
+      if (typeof expect !== 'undefined') {
         expect(cond).toBeTruthy()
       }
     } catch (err) {
-      console.warn("assert err", err)
+      console.warn('assert err', err)
       trackSilentException(err)
       // console.error('Exception:', err)
     }
diff --git a/src/lib/base.js b/src/lib/base.js
index f325e4f..38831ca 100644
--- a/src/lib/base.js
+++ b/src/lib/base.js
@@ -1,4 +1,4 @@
-import { trackSilentException } from "../bugs"
+import { trackSilentException } from '../bugs'
 
 const replacer = (key, value) =>
   value instanceof Object && !(value instanceof Array)
@@ -23,19 +23,19 @@ export function objectSnapshot(obj) {
 
 export function cloneObject(obj) {
   try {
-    if (typeof obj === "object") {
+    if (typeof obj === 'object') {
       return JSON.parse(JSON.stringify(obj))
     }
     return obj
   } catch (err) {
     trackSilentException(err)
-    log("cloneObject error:", err)
+    log('cloneObject error:', err)
   }
   return null
 }
 
 export function mergeDeep(target, source) {
-  const isObject = (obj) => obj && typeof obj === "object"
+  const isObject = (obj) => obj && typeof obj === 'object'
 
   if (!isObject(target) || !isObject(source)) {
     return source
@@ -59,5 +59,5 @@ export function mergeDeep(target, source) {
 
 export function isTrue(value, dflt = false) {
   if (value == null) return dflt
-  return ["1", "true", "yes"].includes(value.toString().toLocaleLowerCase())
+  return ['1', 'true', 'yes'].includes(value.toString().toLocaleLowerCase())
 }
diff --git a/src/lib/base64.js b/src/lib/base64.js
index 3d0405b..5b759ea 100644
--- a/src/lib/base64.js
+++ b/src/lib/base64.js
@@ -1,7 +1,7 @@
 export function urlBase64ToUint8Array(base64String) {
   try {
-    let padding = "=".repeat((4 - (base64String.length % 4)) % 4)
-    let base64 = (base64String + padding).replace(/-/g, "+").replace(/_/g, "/")
+    let padding = '='.repeat((4 - (base64String.length % 4)) % 4)
+    let base64 = (base64String + padding).replace(/-/g, '+').replace(/_/g, '/')
 
     let rawData = window.atob(base64)
     let outputArray = new Uint8Array(rawData.length)
@@ -11,6 +11,6 @@ export function urlBase64ToUint8Array(base64String) {
     }
     return outputArray
   } catch (err) {
-    console.error("Exception:", err, base64String)
+    console.error('Exception:', err, base64String)
   }
 }
diff --git a/src/lib/history.ts b/src/lib/history.ts
index 77aefce..e3b5153 100644
--- a/src/lib/history.ts
+++ b/src/lib/history.ts
@@ -1,7 +1,7 @@
-import { arrayRemoveElement, Logger } from "zeed"
-const log = Logger("history")
+import { arrayRemoveElement, Logger } from 'zeed'
+const log = Logger('history')
 
-const storageKeyHistory = "briefingHistory"
+const storageKeyHistory = 'briefingHistory'
 
 /** Get all previously visited rooms */
 export function historyAllRooms(): string[] {
@@ -12,7 +12,7 @@ export function historyAllRooms(): string[] {
       rooms = JSON.parse(roomsString)
     }
   } catch (err) {
-    log.warn("Failed to get room history")
+    log.warn('Failed to get room history')
   }
   return rooms
 }
diff --git a/src/lib/iframe.js b/src/lib/iframe.js
index e132980..dea5927 100644
--- a/src/lib/iframe.js
+++ b/src/lib/iframe.js
@@ -1,8 +1,8 @@
-import { Logger } from "zeed"
+import { Logger } from 'zeed'
 
-const log = Logger("app:iframe")
+const log = Logger('app:iframe')
 
-const source = "briefing"
+const source = 'briefing'
 
 export function postMessageToParent(name, data = {}) {
   try {
@@ -11,17 +11,17 @@ export function postMessageToParent(name, data = {}) {
       name,
       data,
     }
-    log("postMessageToParent", info)
+    log('postMessageToParent', info)
     window.parent.postMessage(info)
   } catch (err) {
-    log("postMessageToParent error", err)
+    log('postMessageToParent error', err)
   }
 }
 
 export function onMessageFromFrame(name, fn) {
-  window.addEventListener("message", (e) => {
+  window.addEventListener('message', (e) => {
     let info = e.data
-    log("onMessageFromFrame", info)
+    log('onMessageFromFrame', info)
     if (info.source === source && info.name === name) {
       fn(info.data)
     }
diff --git a/src/lib/local.spec.js b/src/lib/local.spec.js
index 4c7b9c9..c9c1561 100644
--- a/src/lib/local.spec.js
+++ b/src/lib/local.spec.js
@@ -1,12 +1,12 @@
-import { clearLocal, getLocal } from "./local"
+import { clearLocal, getLocal } from './local'
 
-describe("Local", () => {
-  it("should store data", () => {
+describe('Local', () => {
+  it('should store data', () => {
     clearLocal()
-    expect(getLocal("a")).toEqual(null)
-    expect(getLocal("a", (name) => name)).toEqual("a")
-    expect(getLocal("a")).toEqual("a")
-    expect(getLocal("a", "b")).toEqual("a")
-    expect(getLocal("b", "b")).toEqual("b")
+    expect(getLocal('a')).toEqual(null)
+    expect(getLocal('a', (name) => name)).toEqual('a')
+    expect(getLocal('a')).toEqual('a')
+    expect(getLocal('a', 'b')).toEqual('a')
+    expect(getLocal('b', 'b')).toEqual('b')
   })
 })
diff --git a/src/lib/locale.js b/src/lib/locale.js
index c3da846..eee61d4 100644
--- a/src/lib/locale.js
+++ b/src/lib/locale.js
@@ -1,9 +1,9 @@
-import { mergeDeep } from "./base"
+import { mergeDeep } from './base'
 
 export function prepareLocaleStrings({
   lang,
   locales = { en: {} },
-  defaultLang = "en",
+  defaultLang = 'en',
 } = {}) {
   if (localStorage.briefingLang) {
     lang = localStorage.briefingLang
diff --git a/src/lib/locale.spec.js b/src/lib/locale.spec.js
index 5a8584b..51232d7 100644
--- a/src/lib/locale.spec.js
+++ b/src/lib/locale.spec.js
@@ -1,35 +1,35 @@
-import { prepareLocaleStrings } from "./locale"
+import { prepareLocaleStrings } from './locale'
 
-describe("Locale", () => {
+describe('Locale', () => {
   const en = {
     home: {
-      welcome: "Welcome",
-      email: "someone@example.com",
+      welcome: 'Welcome',
+      email: 'someone@example.com',
     },
   }
 
   const de = {
     home: {
-      welcome: "Willkommen",
+      welcome: 'Willkommen',
     },
   }
 
-  it("should translate correctly: en", () => {
+  it('should translate correctly: en', () => {
     const strings = prepareLocaleStrings({
-      lang: "en",
+      lang: 'en',
       locales: { en, de },
     })
-    expect(strings.home.welcome).toBe("Welcome")
-    expect(strings.home.email).toBe("someone@example.com")
+    expect(strings.home.welcome).toBe('Welcome')
+    expect(strings.home.email).toBe('someone@example.com')
     expect(strings.home.unknown).toBe(undefined)
   })
 
-  it("should translate correctly: de", () => {
+  it('should translate correctly: de', () => {
     const strings = prepareLocaleStrings({
-      lang: "de",
+      lang: 'de',
       locales: { en, de },
     })
-    expect(strings.home.welcome).toBe("Willkommen")
-    expect(strings.home.email).toBe("someone@example.com") // Fallback!
+    expect(strings.home.welcome).toBe('Willkommen')
+    expect(strings.home.email).toBe('someone@example.com') // Fallback!
   })
 })
diff --git a/src/lib/names-const.js b/src/lib/names-const.js
index f1fef3c..8e1c606 100644
--- a/src/lib/names-const.js
+++ b/src/lib/names-const.js
@@ -1,2853 +1,2853 @@
 export const ADJECTIVES = [
-  "abandoned",
-  "able",
-  "absolute",
-  "adorable",
-  "adventurous",
-  "academic",
-  "acceptable",
-  "acclaimed",
-  "accomplished",
-  "accurate",
-  "aching",
-  "acidic",
-  "acrobatic",
-  "active",
-  "actual",
-  "adept",
-  "admirable",
-  "admired",
-  "adolescent",
-  "adorable",
-  "adored",
-  "advanced",
-  "afraid",
-  "affectionate",
-  "aged",
-  "aggravating",
-  "aggressive",
-  "agile",
-  "agitated",
-  "agonizing",
-  "agreeable",
-  "ajar",
-  "alarmed",
-  "alarming",
-  "alert",
-  "alienated",
-  "alive",
-  "all",
-  "altruistic",
-  "amazing",
-  "ambitious",
-  "ample",
-  "amused",
-  "amusing",
-  "anchored",
-  "ancient",
-  "angelic",
-  "angry",
-  "anguished",
-  "animated",
-  "annual",
-  "another",
-  "antique",
-  "anxious",
-  "any",
-  "apprehensive",
-  "appropriate",
-  "apt",
-  "arctic",
-  "arid",
-  "aromatic",
-  "artistic",
-  "ashamed",
-  "assured",
-  "astonishing",
-  "athletic",
-  "attached",
-  "attentive",
-  "attractive",
-  "austere",
-  "authentic",
-  "authorized",
-  "automatic",
-  "avaricious",
-  "average",
-  "aware",
-  "awesome",
-  "awful",
-  "awkward",
-  "babyish",
-  "bad",
-  "back",
-  "baggy",
-  "bare",
-  "barren",
-  "basic",
-  "beautiful",
-  "belated",
-  "beloved",
-  "beneficial",
-  "better",
-  "best",
-  "bewitched",
-  "big",
-  "big-hearted",
-  "biodegradable",
-  "bite-sized",
-  "bitter",
-  "black",
-  "black-and-white",
-  "bland",
-  "blank",
-  "blaring",
-  "bleak",
-  "blind",
-  "blissful",
-  "blond",
-  "blue",
-  "blushing",
-  "bogus",
-  "boiling",
-  "bold",
-  "bony",
-  "boring",
-  "bossy",
-  "both",
-  "bouncy",
-  "bountiful",
-  "bowed",
-  "brave",
-  "breakable",
-  "brief",
-  "bright",
-  "brilliant",
-  "brisk",
-  "broken",
-  "bronze",
-  "brown",
-  "bruised",
-  "bubbly",
-  "bulky",
-  "bumpy",
-  "buoyant",
-  "burdensome",
-  "burly",
-  "bustling",
-  "busy",
-  "buttery",
-  "buzzing",
-  "calculating",
-  "calm",
-  "candid",
-  "canine",
-  "capital",
-  "carefree",
-  "careful",
-  "careless",
-  "caring",
-  "cautious",
-  "cavernous",
-  "celebrated",
-  "charming",
-  "cheap",
-  "cheerful",
-  "cheery",
-  "chief",
-  "chilly",
-  "chubby",
-  "circular",
-  "classic",
-  "clean",
-  "clear",
-  "clear-cut",
-  "clever",
-  "close",
-  "closed",
-  "cloudy",
-  "clueless",
-  "clumsy",
-  "cluttered",
-  "coarse",
-  "cold",
-  "colorful",
-  "colorless",
-  "colossal",
-  "comfortable",
-  "common",
-  "compassionate",
-  "competent",
-  "complete",
-  "complex",
-  "complicated",
-  "composed",
-  "concerned",
-  "concrete",
-  "confused",
-  "conscious",
-  "considerate",
-  "constant",
-  "content",
-  "conventional",
-  "cooked",
-  "cool",
-  "cooperative",
-  "coordinated",
-  "corny",
-  "corrupt",
-  "costly",
-  "courageous",
-  "courteous",
-  "crafty",
-  "crazy",
-  "creamy",
-  "creative",
-  "creepy",
-  "criminal",
-  "crisp",
-  "critical",
-  "crooked",
-  "crowded",
-  "cruel",
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+  'pure',
+  'purple',
+  'pushy',
+  'putrid',
+  'puzzled',
+  'puzzling',
+  'quaint',
+  'qualified',
+  'quarrelsome',
+  'quarterly',
+  'queasy',
+  'querulous',
+  'questionable',
+  'quick',
+  'quick-witted',
+  'quiet',
+  'quintessential',
+  'quirky',
+  'quixotic',
+  'quizzical',
+  'radiant',
+  'ragged',
+  'rapid',
+  'rare',
+  'rash',
+  'raw',
+  'recent',
+  'reckless',
+  'rectangular',
+  'ready',
+  'real',
+  'realistic',
+  'reasonable',
+  'red',
+  'reflecting',
+  'regal',
+  'regular',
+  'reliable',
+  'relieved',
+  'remarkable',
+  'remorseful',
+  'remote',
+  'repentant',
+  'required',
+  'respectful',
+  'responsible',
+  'repulsive',
+  'revolving',
+  'rewarding',
+  'rich',
+  'rigid',
+  'right',
+  'ringed',
+  'ripe',
+  'roasted',
+  'robust',
+  'rosy',
+  'rotating',
+  'rotten',
+  'rough',
+  'round',
+  'rowdy',
+  'royal',
+  'rubbery',
+  'rundown',
+  'ruddy',
+  'rude',
+  'runny',
+  'rural',
+  'rusty',
+  'sad',
+  'safe',
+  'salty',
+  'same',
+  'sandy',
+  'sane',
+  'sarcastic',
+  'sardonic',
+  'satisfied',
+  'scaly',
+  'scarce',
+  'scared',
+  'scary',
+  'scented',
+  'scholarly',
+  'scientific',
+  'scornful',
+  'scratchy',
+  'scrawny',
+  'second',
+  'secondary',
+  'second-hand',
+  'secret',
+  'self-assured',
+  'self-reliant',
+  'selfish',
+  'sentimental',
+  'separate',
+  'serene',
+  'serious',
+  'serpentine',
+  'several',
+  'severe',
+  'shabby',
+  'shadowy',
+  'shady',
+  'shallow',
+  'shameful',
+  'shameless',
+  'sharp',
+  'shimmering',
+  'shiny',
+  'shocked',
+  'shocking',
+  'shoddy',
+  'short',
+  'short-term',
+  'showy',
+  'shrill',
+  'shy',
+  'sick',
+  'silent',
+  'silky',
+  'silly',
+  'silver',
+  'similar',
+  'simple',
+  'simplistic',
+  'sinful',
+  'single',
+  'sizzling',
+  'skeletal',
+  'skinny',
+  'sleepy',
+  'slight',
+  'slim',
+  'slimy',
+  'slippery',
+  'slow',
+  'slushy',
+  'small',
+  'smart',
+  'smoggy',
+  'smooth',
+  'smug',
+  'snappy',
+  'snarling',
+  'sneaky',
+  'sniveling',
+  'snoopy',
+  'sociable',
+  'soft',
+  'soggy',
+  'solid',
+  'somber',
+  'some',
+  'spherical',
+  'sophisticated',
+  'sore',
+  'sorrowful',
+  'soulful',
+  'soupy',
+  'sour',
+  'Spanish',
+  'sparkling',
+  'sparse',
+  'specific',
+  'spectacular',
+  'speedy',
+  'spicy',
+  'spiffy',
+  'spirited',
+  'spiteful',
+  'splendid',
+  'spotless',
+  'spotted',
+  'spry',
+  'square',
+  'squeaky',
+  'squiggly',
+  'stable',
+  'staid',
+  'stained',
+  'stale',
+  'standard',
+  'starchy',
+  'stark',
+  'starry',
+  'steep',
+  'sticky',
+  'stiff',
+  'stimulating',
+  'stingy',
+  'stormy',
+  'straight',
+  'strange',
+  'steel',
+  'strict',
+  'strident',
+  'striking',
+  'striped',
+  'strong',
+  'studious',
+  'stunning',
+  'stupendous',
+  'stupid',
+  'sturdy',
+  'stylish',
+  'subdued',
+  'submissive',
+  'substantial',
+  'subtle',
+  'suburban',
+  'sudden',
+  'sugary',
+  'sunny',
+  'super',
+  'superb',
+  'superficial',
+  'superior',
+  'supportive',
+  'sure-footed',
+  'surprised',
+  'suspicious',
+  'svelte',
+  'sweaty',
+  'sweet',
+  'sweltering',
+  'swift',
+  'sympathetic',
+  'tall',
+  'talkative',
+  'tame',
+  'tan',
+  'tangible',
+  'tart',
+  'tasty',
+  'tattered',
+  'taut',
+  'tedious',
+  'teeming',
+  'tempting',
+  'tender',
+  'tense',
+  'tepid',
+  'terrible',
+  'terrific',
+  'testy',
+  'thankful',
+  'that',
+  'these',
+  'thick',
+  'thin',
+  'third',
+  'thirsty',
+  'this',
+  'thorough',
+  'thorny',
+  'those',
+  'thoughtful',
+  'threadbare',
+  'thrifty',
+  'thunderous',
+  'tidy',
+  'tight',
+  'timely',
+  'tinted',
+  'tiny',
+  'tired',
+  'torn',
+  'total',
+  'tough',
+  'traumatic',
+  'treasured',
+  'tremendous',
+  'tragic',
+  'trained',
+  'tremendous',
+  'triangular',
+  'tricky',
+  'trifling',
+  'trim',
+  'trivial',
+  'troubled',
+  'true',
+  'trusting',
+  'trustworthy',
+  'trusty',
+  'truthful',
+  'tubby',
+  'turbulent',
+  'twin',
+  'ugly',
+  'ultimate',
+  'unacceptable',
+  'unaware',
+  'uncomfortable',
+  'uncommon',
+  'unconscious',
+  'understated',
+  'unequaled',
+  'uneven',
+  'unfinished',
+  'unfit',
+  'unfolded',
+  'unfortunate',
+  'unhappy',
+  'unhealthy',
+  'uniform',
+  'unimportant',
+  'unique',
+  'united',
+  'unkempt',
+  'unknown',
+  'unlawful',
+  'unlined',
+  'unlucky',
+  'unnatural',
+  'unpleasant',
+  'unrealistic',
+  'unripe',
+  'unruly',
+  'unselfish',
+  'unsightly',
+  'unsteady',
+  'unsung',
+  'untidy',
+  'untimely',
+  'untried',
+  'untrue',
+  'unused',
+  'unusual',
+  'unwelcome',
+  'unwieldy',
+  'unwilling',
+  'unwitting',
+  'unwritten',
+  'upbeat',
+  'upright',
+  'upset',
+  'urban',
+  'usable',
+  'used',
+  'useful',
+  'useless',
+  'utilized',
+  'utter',
+  'vacant',
+  'vague',
+  'vain',
+  'valid',
+  'valuable',
+  'vapid',
+  'variable',
+  'vast',
+  'velvety',
+  'venerated',
+  'vengeful',
+  'verifiable',
+  'vibrant',
+  'vicious',
+  'victorious',
+  'vigilant',
+  'vigorous',
+  'villainous',
+  'violet',
+  'violent',
+  'virtual',
+  'virtuous',
+  'visible',
+  'vital',
+  'vivacious',
+  'vivid',
+  'voluminous',
+  'wan',
+  'warlike',
+  'warm',
+  'warmhearted',
+  'warped',
+  'wary',
+  'wasteful',
+  'watchful',
+  'waterlogged',
+  'watery',
+  'wavy',
+  'wealthy',
+  'weak',
+  'weary',
+  'webbed',
+  'wee',
+  'weekly',
+  'weepy',
+  'weighty',
+  'weird',
+  'welcome',
+  'well-documented',
+  'well-groomed',
+  'well-informed',
+  'well-lit',
+  'well-made',
+  'well-off',
+  'well-to-do',
+  'well-worn',
+  'wet',
+  'which',
+  'whimsical',
+  'whirlwind',
+  'whispered',
+  'white',
+  'whole',
+  'whopping',
+  'wicked',
+  'wide',
+  'wide-eyed',
+  'wiggly',
+  'wild',
+  'willing',
+  'wilted',
+  'winding',
+  'windy',
+  'winged',
+  'wiry',
+  'wise',
+  'witty',
+  'wobbly',
+  'woeful',
+  'wonderful',
+  'wooden',
+  'woozy',
+  'wordy',
+  'worldly',
+  'worn',
+  'worried',
+  'worrisome',
+  'worse',
+  'worst',
+  'worthless',
+  'worthwhile',
+  'worthy',
+  'wrathful',
+  'wretched',
+  'writhing',
+  'wrong',
+  'wry',
+  'yawning',
+  'yearly',
+  'yellow',
+  'yellowish',
+  'young',
+  'youthful',
+  'yummy',
+  'zany',
+  'zealous',
+  'zesty',
+  'zigzag',
+  'rocky',
 ]
 export const NOUNS = [
-  "people",
-  "history",
-  "way",
-  "art",
-  "world",
-  "information",
-  "map",
-  "family",
-  "government",
-  "health",
-  "system",
-  "computer",
-  "meat",
-  "year",
-  "thanks",
-  "music",
-  "person",
-  "reading",
-  "method",
-  "data",
-  "food",
-  "understanding",
-  "theory",
-  "law",
-  "bird",
-  "literature",
-  "problem",
-  "software",
-  "control",
-  "knowledge",
-  "power",
-  "ability",
-  "economics",
-  "love",
-  "internet",
-  "television",
-  "science",
-  "library",
-  "nature",
-  "fact",
-  "product",
-  "idea",
-  "temperature",
-  "investment",
-  "area",
-  "society",
-  "activity",
-  "story",
-  "industry",
-  "media",
-  "thing",
-  "oven",
-  "community",
-  "definition",
-  "safety",
-  "quality",
-  "development",
-  "language",
-  "management",
-  "player",
-  "variety",
-  "video",
-  "week",
-  "security",
-  "country",
-  "exam",
-  "movie",
-  "organization",
-  "equipment",
-  "physics",
-  "analysis",
-  "policy",
-  "series",
-  "thought",
-  "basis",
-  "boyfriend",
-  "direction",
-  "strategy",
-  "technology",
-  "army",
-  "camera",
-  "freedom",
-  "paper",
-  "environment",
-  "child",
-  "instance",
-  "month",
-  "truth",
-  "marketing",
-  "university",
-  "writing",
-  "article",
-  "department",
-  "difference",
-  "goal",
-  "news",
-  "audience",
-  "fishing",
-  "growth",
-  "income",
-  "marriage",
-  "user",
-  "combination",
-  "failure",
-  "meaning",
-  "medicine",
-  "philosophy",
-  "teacher",
-  "communication",
-  "night",
-  "chemistry",
-  "disease",
-  "disk",
-  "energy",
-  "nation",
-  "road",
-  "role",
-  "soup",
-  "advertising",
-  "location",
-  "success",
-  "addition",
-  "apartment",
-  "education",
-  "math",
-  "moment",
-  "painting",
-  "politics",
-  "attention",
-  "decision",
-  "event",
-  "property",
-  "shopping",
-  "student",
-  "wood",
-  "competition",
-  "distribution",
-  "entertainment",
-  "office",
-  "population",
-  "president",
-  "unit",
-  "category",
-  "cigarette",
-  "context",
-  "introduction",
-  "opportunity",
-  "performance",
-  "driver",
-  "flight",
-  "length",
-  "magazine",
-  "newspaper",
-  "relationship",
-  "teaching",
-  "cell",
-  "dealer",
-  "debate",
-  "finding",
-  "lake",
-  "member",
-  "message",
-  "phone",
-  "scene",
-  "appearance",
-  "association",
-  "concept",
-  "customer",
-  "death",
-  "discussion",
-  "housing",
-  "inflation",
-  "insurance",
-  "mood",
-  "woman",
-  "advice",
-  "blood",
-  "effort",
-  "expression",
-  "importance",
-  "opinion",
-  "payment",
-  "reality",
-  "responsibility",
-  "situation",
-  "skill",
-  "statement",
-  "wealth",
-  "application",
-  "city",
-  "county",
-  "depth",
-  "estate",
-  "foundation",
-  "grandmother",
-  "heart",
-  "perspective",
-  "photo",
-  "recipe",
-  "studio",
-  "topic",
-  "collection",
-  "depression",
-  "imagination",
-  "passion",
-  "percentage",
-  "resource",
-  "setting",
-  "ad",
-  "agency",
-  "college",
-  "connection",
-  "criticism",
-  "debt",
-  "description",
-  "memory",
-  "patience",
-  "secretary",
-  "solution",
-  "administration",
-  "aspect",
-  "attitude",
-  "director",
-  "personality",
-  "psychology",
-  "recommendation",
-  "response",
-  "selection",
-  "storage",
-  "version",
-  "alcohol",
-  "argument",
-  "complaint",
-  "contract",
-  "emphasis",
-  "highway",
-  "loss",
-  "membership",
-  "possession",
-  "preparation",
-  "steak",
-  "union",
-  "agreement",
-  "cancer",
-  "currency",
-  "employment",
-  "engineering",
-  "entry",
-  "interaction",
-  "limit",
-  "mixture",
-  "preference",
-  "region",
-  "republic",
-  "seat",
-  "tradition",
-  "virus",
-  "actor",
-  "classroom",
-  "delivery",
-  "device",
-  "difficulty",
-  "drama",
-  "election",
-  "engine",
-  "football",
-  "guidance",
-  "hotel",
-  "match",
-  "owner",
-  "priority",
-  "protection",
-  "suggestion",
-  "tension",
-  "variation",
-  "anxiety",
-  "atmosphere",
-  "awareness",
-  "bread",
-  "climate",
-  "comparison",
-  "confusion",
-  "construction",
-  "elevator",
-  "emotion",
-  "employee",
-  "employer",
-  "guest",
-  "height",
-  "leadership",
-  "mall",
-  "manager",
-  "operation",
-  "recording",
-  "respect",
-  "sample",
-  "transportation",
-  "boring",
-  "charity",
-  "cousin",
-  "disaster",
-  "editor",
-  "efficiency",
-  "excitement",
-  "extent",
-  "feedback",
-  "guitar",
-  "homework",
-  "leader",
-  "mom",
-  "outcome",
-  "permission",
-  "presentation",
-  "promotion",
-  "reflection",
-  "refrigerator",
-  "resolution",
-  "revenue",
-  "session",
-  "singer",
-  "tennis",
-  "basket",
-  "bonus",
-  "cabinet",
-  "childhood",
-  "church",
-  "clothes",
-  "coffee",
-  "dinner",
-  "drawing",
-  "hair",
-  "hearing",
-  "initiative",
-  "judgment",
-  "lab",
-  "measurement",
-  "mode",
-  "mud",
-  "orange",
-  "poetry",
-  "police",
-  "possibility",
-  "procedure",
-  "queen",
-  "ratio",
-  "relation",
-  "restaurant",
-  "satisfaction",
-  "sector",
-  "signature",
-  "significance",
-  "song",
-  "tooth",
-  "town",
-  "vehicle",
-  "volume",
-  "wife",
-  "accident",
-  "airport",
-  "appointment",
-  "arrival",
-  "assumption",
-  "baseball",
-  "chapter",
-  "committee",
-  "conversation",
-  "database",
-  "enthusiasm",
-  "error",
-  "explanation",
-  "farmer",
-  "gate",
-  "girl",
-  "hall",
-  "historian",
-  "hospital",
-  "injury",
-  "instruction",
-  "maintenance",
-  "manufacturer",
-  "meal",
-  "perception",
-  "pie",
-  "poem",
-  "presence",
-  "proposal",
-  "reception",
-  "replacement",
-  "revolution",
-  "river",
-  "son",
-  "speech",
-  "tea",
-  "village",
-  "warning",
-  "winner",
-  "worker",
-  "writer",
-  "assistance",
-  "breath",
-  "buyer",
-  "chest",
-  "chocolate",
-  "conclusion",
-  "contribution",
-  "cookie",
-  "courage",
-  "desk",
-  "drawer",
-  "establishment",
-  "examination",
-  "garbage",
-  "grocery",
-  "honey",
-  "impression",
-  "improvement",
-  "independence",
-  "insect",
-  "inspection",
-  "inspector",
-  "king",
-  "ladder",
-  "menu",
-  "penalty",
-  "piano",
-  "potato",
-  "profession",
-  "professor",
-  "quantity",
-  "reaction",
-  "requirement",
-  "salad",
-  "sister",
-  "supermarket",
-  "tongue",
-  "weakness",
-  "wedding",
-  "affair",
-  "ambition",
-  "analyst",
-  "apple",
-  "assignment",
-  "assistant",
-  "bathroom",
-  "bedroom",
-  "beer",
-  "birthday",
-  "celebration",
-  "championship",
-  "cheek",
-  "client",
-  "consequence",
-  "departure",
-  "diamond",
-  "dirt",
-  "ear",
-  "fortune",
-  "friendship",
-  "funeral",
-  "gene",
-  "girlfriend",
-  "hat",
-  "indication",
-  "intention",
-  "lady",
-  "midnight",
-  "negotiation",
-  "obligation",
-  "passenger",
-  "pizza",
-  "platform",
-  "poet",
-  "pollution",
-  "recognition",
-  "reputation",
-  "shirt",
-  "speaker",
-  "stranger",
-  "surgery",
-  "sympathy",
-  "tale",
-  "throat",
-  "trainer",
-  "uncle",
-  "youth",
-  "time",
-  "work",
-  "film",
-  "water",
-  "money",
-  "example",
-  "while",
-  "business",
-  "study",
-  "game",
-  "life",
-  "form",
-  "air",
-  "day",
-  "place",
-  "number",
-  "part",
-  "field",
-  "fish",
-  "back",
-  "process",
-  "heat",
-  "hand",
-  "experience",
-  "job",
-  "book",
-  "end",
-  "point",
-  "type",
-  "home",
-  "economy",
-  "value",
-  "body",
-  "market",
-  "guide",
-  "interest",
-  "state",
-  "radio",
-  "course",
-  "company",
-  "price",
-  "size",
-  "card",
-  "list",
-  "mind",
-  "trade",
-  "line",
-  "care",
-  "group",
-  "risk",
-  "word",
-  "fat",
-  "force",
-  "key",
-  "light",
-  "training",
-  "name",
-  "school",
-  "top",
-  "amount",
-  "level",
-  "order",
-  "practice",
-  "research",
-  "sense",
-  "service",
-  "piece",
-  "web",
-  "boss",
-  "sport",
-  "fun",
-  "house",
-  "page",
-  "term",
-  "test",
-  "answer",
-  "sound",
-  "focus",
-  "matter",
-  "kind",
-  "soil",
-  "board",
-  "oil",
-  "picture",
-  "access",
-  "garden",
-  "range",
-  "rate",
-  "reason",
-  "future",
-  "site",
-  "demand",
-  "exercise",
-  "image",
-  "case",
-  "cause",
-  "coast",
-  "action",
-  "age",
-  "bad",
-  "boat",
-  "record",
-  "result",
-  "section",
-  "building",
-  "mouse",
-  "cash",
-  "class",
-  "period",
-  "plan",
-  "store",
-  "tax",
-  "side",
-  "subject",
-  "space",
-  "rule",
-  "stock",
-  "weather",
-  "chance",
-  "figure",
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+  'jump',
+  'kick',
+  'opposite',
+  'pass',
+  'pitch',
+  'remote',
+  'total',
+  'treat',
+  'vast',
+  'abuse',
+  'beat',
+  'burn',
+  'deposit',
+  'print',
+  'raise',
+  'sleep',
+  'somewhere',
+  'advance',
+  'consist',
+  'dark',
+  'double',
+  'draw',
+  'equal',
+  'fix',
+  'hire',
+  'internal',
+  'join',
+  'kill',
+  'sensitive',
+  'tap',
+  'win',
+  'attack',
+  'claim',
+  'constant',
+  'drag',
+  'drink',
+  'guess',
+  'minor',
+  'pull',
+  'raw',
+  'soft',
+  'solid',
+  'wear',
+  'weird',
+  'wonder',
+  'annual',
+  'count',
+  'dead',
+  'doubt',
+  'feed',
+  'forever',
+  'impress',
+  'repeat',
+  'round',
+  'sing',
+  'slide',
+  'strip',
+  'wish',
+  'combine',
+  'command',
+  'dig',
+  'divide',
+  'equivalent',
+  'hang',
+  'hunt',
+  'initial',
+  'march',
+  'mention',
+  'spiritual',
+  'survey',
+  'tie',
+  'adult',
+  'brief',
+  'crazy',
+  'escape',
+  'gather',
+  'hate',
+  'prior',
+  'repair',
+  'rough',
+  'sad',
+  'scratch',
+  'sick',
+  'strike',
+  'employ',
+  'external',
+  'hurt',
+  'illegal',
+  'laugh',
+  'lay',
+  'mobile',
+  'nasty',
+  'ordinary',
+  'respond',
+  'royal',
+  'senior',
+  'split',
+  'strain',
+  'struggle',
+  'swim',
+  'train',
+  'upper',
+  'wash',
+  'yellow',
+  'convert',
+  'crash',
+  'dependent',
+  'fold',
+  'funny',
+  'grab',
+  'hide',
+  'miss',
+  'permit',
+  'quote',
+  'recover',
+  'resolve',
+  'roll',
+  'sink',
+  'slip',
+  'spare',
+  'suspect',
+  'sweet',
+  'swing',
+  'twist',
+  'upstairs',
+  'usual',
+  'abroad',
+  'brave',
+  'calm',
+  'concentrate',
+  'estimate',
+  'grand',
+  'male',
+  'mine',
+  'prompt',
+  'quiet',
+  'refuse',
+  'regret',
+  'reveal',
+  'rush',
+  'shake',
+  'shift',
+  'shine',
+  'steal',
+  'suck',
+  'surround',
+  'bear',
+  'brilliant',
+  'dare',
+  'dear',
+  'delay',
+  'drunk',
+  'female',
+  'hurry',
+  'inevitable',
+  'invite',
+  'kiss',
+  'neat',
+  'pop',
+  'punch',
+  'quit',
+  'reply',
+  'representative',
+  'resist',
+  'rip',
+  'rub',
+  'silly',
+  'smile',
+  'spell',
+  'stretch',
+  'stupid',
+  'tear',
+  'temporary',
+  'tomorrow',
+  'wake',
+  'wrap',
+  'yesterday',
+  'Thomas',
+  'Tom',
+  'Lieuwe',
 ]
diff --git a/src/lib/names.js b/src/lib/names.js
index 619e5c6..53b9dec 100644
--- a/src/lib/names.js
+++ b/src/lib/names.js
@@ -1,8 +1,8 @@
 // Thanks to Thomas Konings for this wonderful name generator
 // See https://gist.github.com/tkon99/4c98af713acc73bed74c
 
-import { deburr } from "lodash"
-import { ADJECTIVES, NOUNS } from "./names-const"
+import { deburr } from 'lodash'
+import { ADJECTIVES, NOUNS } from './names-const'
 
 // Alternative solutions https://stackoverflow.com/a/37511463/140927
 export function normalizeName(name) {
@@ -10,7 +10,7 @@ export function normalizeName(name) {
     .toLowerCase()
     .split(/[^a-z0-9]+/gim)
     .filter((s) => s.length > 0)
-    .join("-")
+    .join('-')
 }
 
 export function generateName() {
@@ -24,9 +24,9 @@ export function generateName() {
 
   return (
     ADJECTIVES[getRandomInt(0, ADJECTIVES.length + 1)] +
-    "-" +
+    '-' +
     NOUNS[getRandomInt(0, NOUNS.length + 1)] +
-    "-" +
+    '-' +
     getRandomInt(1, 99)
   )
 }
diff --git a/src/lib/names.spec.js b/src/lib/names.spec.js
index 5e8d8b5..9b04eb5 100644
--- a/src/lib/names.spec.js
+++ b/src/lib/names.spec.js
@@ -1,8 +1,8 @@
-import { normalizeName } from "./names"
+import { normalizeName } from './names'
 
-describe("Names", () => {
-  it("should normalize", () => {
-    let sample = "  ärger--macht/nur der 123Casanova!=="
-    expect(normalizeName(sample)).toEqual("arger-macht-nur-der-123casanova")
+describe('Names', () => {
+  it('should normalize', () => {
+    let sample = '  ärger--macht/nur der 123Casanova!=='
+    expect(normalizeName(sample)).toEqual('arger-macht-nur-der-123casanova')
   })
 })
diff --git a/src/lib/qrcode.js b/src/lib/qrcode.js
index 1d6f0a0..50fe945 100644
--- a/src/lib/qrcode.js
+++ b/src/lib/qrcode.js
@@ -334,11 +334,11 @@ var qrcode = (function () {
 
       if (buffer.getLengthInBits() > totalDataCount * 8) {
         throw (
-          "code length overflow. (" +
+          'code length overflow. (' +
           buffer.getLengthInBits() +
-          ">" +
+          '>' +
           totalDataCount * 8 +
-          ")"
+          ')'
         )
       }
 
@@ -369,25 +369,25 @@ var qrcode = (function () {
     }
 
     _this.addData = function (data, mode) {
-      mode = mode || "Byte"
+      mode = mode || 'Byte'
 
       var newData = null
 
       switch (mode) {
-        case "Numeric":
+        case 'Numeric':
           newData = qrNumber(data)
           break
-        case "Alphanumeric":
+        case 'Alphanumeric':
           newData = qrAlphaNum(data)
           break
-        case "Byte":
+        case 'Byte':
           newData = qr8BitByte(data)
           break
-        case "Kanji":
+        case 'Kanji':
           newData = qrKanji(data)
           break
         default:
-          throw "mode:" + mode
+          throw 'mode:' + mode
       }
 
       _dataList.push(newData)
@@ -396,7 +396,7 @@ var qrcode = (function () {
 
     _this.isDark = function (row, col) {
       if (row < 0 || _moduleCount <= row || col < 0 || _moduleCount <= col) {
-        throw row + "," + col
+        throw row + ',' + col
       }
       return _modules[row][col]
     }
@@ -444,45 +444,45 @@ var qrcode = (function () {
 
     _this.createTableTag = function (cellSize, margin) {
       cellSize = cellSize || 2
-      margin = typeof margin == "undefined" ? cellSize * 4 : margin
+      margin = typeof margin == 'undefined' ? cellSize * 4 : margin
 
-      var qrHtml = ""
+      var qrHtml = ''
 
       qrHtml += '<table style="'
-      qrHtml += " border-width: 0px; border-style: none;"
-      qrHtml += " border-collapse: collapse;"
-      qrHtml += " padding: 0px; margin: " + margin + "px;"
+      qrHtml += ' border-width: 0px; border-style: none;'
+      qrHtml += ' border-collapse: collapse;'
+      qrHtml += ' padding: 0px; margin: ' + margin + 'px;'
       qrHtml += '">'
-      qrHtml += "<tbody>"
+      qrHtml += '<tbody>'
 
       for (var r = 0; r < _this.getModuleCount(); r += 1) {
-        qrHtml += "<tr>"
+        qrHtml += '<tr>'
 
         for (var c = 0; c < _this.getModuleCount(); c += 1) {
           qrHtml += '<td style="'
-          qrHtml += " border-width: 0px; border-style: none;"
-          qrHtml += " border-collapse: collapse;"
-          qrHtml += " padding: 0px; margin: 0px;"
-          qrHtml += " width: " + cellSize + "px;"
-          qrHtml += " height: " + cellSize + "px;"
-          qrHtml += " background-color: "
-          qrHtml += _this.isDark(r, c) ? "#000000" : "#ffffff"
-          qrHtml += ";"
+          qrHtml += ' border-width: 0px; border-style: none;'
+          qrHtml += ' border-collapse: collapse;'
+          qrHtml += ' padding: 0px; margin: 0px;'
+          qrHtml += ' width: ' + cellSize + 'px;'
+          qrHtml += ' height: ' + cellSize + 'px;'
+          qrHtml += ' background-color: '
+          qrHtml += _this.isDark(r, c) ? '#000000' : '#ffffff'
+          qrHtml += ';'
           qrHtml += '"/>'
         }
 
-        qrHtml += "</tr>"
+        qrHtml += '</tr>'
       }
 
-      qrHtml += "</tbody>"
-      qrHtml += "</table>"
+      qrHtml += '</tbody>'
+      qrHtml += '</table>'
 
       return qrHtml
     }
 
     _this.createSvgTag = function (cellSize, margin, alt, title) {
       var opts = {}
-      if (typeof arguments[0] == "object") {
+      if (typeof arguments[0] == 'object') {
         // Called by options.
         opts = arguments[0]
         // overwrite cellSize and margin.
@@ -493,64 +493,64 @@ var qrcode = (function () {
       }
 
       cellSize = cellSize || 2
-      margin = typeof margin == "undefined" ? cellSize * 4 : margin
+      margin = typeof margin == 'undefined' ? cellSize * 4 : margin
 
       // Compose alt property surrogate
-      alt = typeof alt === "string" ? { text: alt } : alt || {}
+      alt = typeof alt === 'string' ? { text: alt } : alt || {}
       alt.text = alt.text || null
-      alt.id = alt.text ? alt.id || "qrcode-description" : null
+      alt.id = alt.text ? alt.id || 'qrcode-description' : null
 
       // Compose title property surrogate
-      title = typeof title === "string" ? { text: title } : title || {}
+      title = typeof title === 'string' ? { text: title } : title || {}
       title.text = title.text || null
-      title.id = title.text ? title.id || "qrcode-title" : null
+      title.id = title.text ? title.id || 'qrcode-title' : null
 
       var size = _this.getModuleCount() * cellSize + margin * 2
       var c,
         mc,
         r,
         mr,
-        qrSvg = "",
+        qrSvg = '',
         rect
 
       rect =
-        "l" +
+        'l' +
         cellSize +
-        ",0 0," +
+        ',0 0,' +
         cellSize +
-        " -" +
+        ' -' +
         cellSize +
-        ",0 0,-" +
+        ',0 0,-' +
         cellSize +
-        "z "
+        'z '
 
       qrSvg += '<svg version="1.1" xmlns="http://www.w3.org/2000/svg"'
       qrSvg += !opts.scalable
         ? ' width="' + size + 'px" height="' + size + 'px"'
-        : ""
-      qrSvg += ' viewBox="0 0 ' + size + " " + size + '" '
+        : ''
+      qrSvg += ' viewBox="0 0 ' + size + ' ' + size + '" '
       qrSvg += ' preserveAspectRatio="xMinYMin meet"'
       qrSvg +=
         title.text || alt.text
           ? ' role="img" aria-labelledby="' +
-            escapeXml([title.id, alt.id].join(" ").trim()) +
+            escapeXml([title.id, alt.id].join(' ').trim()) +
             '"'
-          : ""
-      qrSvg += ">"
+          : ''
+      qrSvg += '>'
       qrSvg += title.text
         ? '<title id="' +
           escapeXml(title.id) +
           '">' +
           escapeXml(title.text) +
-          "</title>"
-        : ""
+          '</title>'
+        : ''
       qrSvg += alt.text
         ? '<description id="' +
           escapeXml(alt.id) +
           '">' +
           escapeXml(alt.text) +
-          "</description>"
-        : ""
+          '</description>'
+        : ''
       qrSvg += '<rect width="100%" height="100%" fill="white" cx="0" cy="0"/>'
       qrSvg += '<path d="'
 
@@ -559,20 +559,20 @@ var qrcode = (function () {
         for (c = 0; c < _this.getModuleCount(); c += 1) {
           if (_this.isDark(r, c)) {
             mc = c * cellSize + margin
-            qrSvg += "M" + mc + "," + mr + rect
+            qrSvg += 'M' + mc + ',' + mr + rect
           }
         }
       }
 
       qrSvg += '" stroke="transparent" fill="black"/>'
-      qrSvg += "</svg>"
+      qrSvg += '</svg>'
 
       return qrSvg
     }
 
     _this.createDataURL = function (cellSize, margin) {
       cellSize = cellSize || 2
-      margin = typeof margin == "undefined" ? cellSize * 4 : margin
+      margin = typeof margin == 'undefined' ? cellSize * 4 : margin
 
       var size = _this.getModuleCount() * cellSize + margin * 2
       var min = margin
@@ -591,12 +591,12 @@ var qrcode = (function () {
 
     _this.createImgTag = function (cellSize, margin, alt) {
       cellSize = cellSize || 2
-      margin = typeof margin == "undefined" ? cellSize * 4 : margin
+      margin = typeof margin == 'undefined' ? cellSize * 4 : margin
 
       var size = _this.getModuleCount() * cellSize + margin * 2
 
-      var img = ""
-      img += "<img"
+      var img = ''
+      img += '<img'
       img += '\u0020src="'
       img += _this.createDataURL(cellSize, margin)
       img += '"'
@@ -611,27 +611,27 @@ var qrcode = (function () {
         img += escapeXml(alt)
         img += '"'
       }
-      img += "/>"
+      img += '/>'
 
       return img
     }
 
     var escapeXml = function (s) {
-      var escaped = ""
+      var escaped = ''
       for (var i = 0; i < s.length; i += 1) {
         var c = s.charAt(i)
         switch (c) {
-          case "<":
-            escaped += "&lt;"
+          case '<':
+            escaped += '&lt;'
             break
-          case ">":
-            escaped += "&gt;"
+          case '>':
+            escaped += '&gt;'
             break
-          case "&":
-            escaped += "&amp;"
+          case '&':
+            escaped += '&amp;'
             break
           case '"':
-            escaped += "&quot;"
+            escaped += '&quot;'
             break
           default:
             escaped += c
@@ -643,7 +643,7 @@ var qrcode = (function () {
 
     var _createHalfASCII = function (margin) {
       var cellSize = 1
-      margin = typeof margin == "undefined" ? cellSize * 2 : margin
+      margin = typeof margin == 'undefined' ? cellSize * 2 : margin
 
       var size = _this.getModuleCount() * cellSize + margin * 2
       var min = margin
@@ -652,25 +652,25 @@ var qrcode = (function () {
       var y, x, r1, r2, p
 
       var blocks = {
-        "██": "█",
-        "█ ": "▀",
-        " █": "▄",
-        "  ": " ",
+        '██': '█',
+        '█ ': '▀',
+        ' █': '▄',
+        '  ': ' ',
       }
 
       var blocksLastLineNoMargin = {
-        "██": "▀",
-        "█ ": "▀",
-        " █": " ",
-        "  ": " ",
+        '██': '▀',
+        '█ ': '▀',
+        ' █': ' ',
+        '  ': ' ',
       }
 
-      var ascii = ""
+      var ascii = ''
       for (y = 0; y < size; y += 2) {
         r1 = Math.floor((y - min) / cellSize)
         r2 = Math.floor((y + 1 - min) / cellSize)
         for (x = 0; x < size; x += 1) {
-          p = "█"
+          p = '█'
 
           if (
             min <= x &&
@@ -679,7 +679,7 @@ var qrcode = (function () {
             y < max &&
             _this.isDark(r1, Math.floor((x - min) / cellSize))
           ) {
-            p = " "
+            p = ' '
           }
 
           if (
@@ -689,9 +689,9 @@ var qrcode = (function () {
             y + 1 < max &&
             _this.isDark(r2, Math.floor((x - min) / cellSize))
           ) {
-            p += " "
+            p += ' '
           } else {
-            p += "█"
+            p += '█'
           }
 
           // Output 2 characters per pixel, to create full square. 1 character per pixels gives only half width of square.
@@ -699,13 +699,13 @@ var qrcode = (function () {
             margin < 1 && y + 1 >= max ? blocksLastLineNoMargin[p] : blocks[p]
         }
 
-        ascii += "\n"
+        ascii += '\n'
       }
 
       if (size % 2 && margin > 0) {
         return (
           ascii.substring(0, ascii.length - size - 1) +
-          Array(size + 1).join("▀")
+          Array(size + 1).join('▀')
         )
       }
 
@@ -720,7 +720,7 @@ var qrcode = (function () {
       }
 
       cellSize -= 1
-      margin = typeof margin == "undefined" ? cellSize * 2 : margin
+      margin = typeof margin == 'undefined' ? cellSize * 2 : margin
 
       var size = _this.getModuleCount() * cellSize + margin * 2
       var min = margin
@@ -728,14 +728,14 @@ var qrcode = (function () {
 
       var y, x, r, p
 
-      var white = Array(cellSize + 1).join("██")
-      var black = Array(cellSize + 1).join("  ")
+      var white = Array(cellSize + 1).join('██')
+      var black = Array(cellSize + 1).join('  ')
 
-      var ascii = ""
-      var line = ""
+      var ascii = ''
+      var line = ''
       for (y = 0; y < size; y += 1) {
         r = Math.floor((y - min) / cellSize)
-        line = ""
+        line = ''
         for (x = 0; x < size; x += 1) {
           p = 1
 
@@ -754,7 +754,7 @@ var qrcode = (function () {
         }
 
         for (r = 0; r < cellSize; r += 1) {
-          ascii += line + "\n"
+          ascii += line + '\n'
         }
       }
 
@@ -766,7 +766,7 @@ var qrcode = (function () {
       var length = _this.getModuleCount()
       for (var row = 0; row < length; row++) {
         for (var col = 0; col < length; col++) {
-          context.fillStyle = _this.isDark(row, col) ? "black" : "white"
+          context.fillStyle = _this.isDark(row, col) ? 'black' : 'white'
           context.fillRect(row * cellSize, col * cellSize, cellSize, cellSize)
         }
       }
@@ -790,7 +790,7 @@ var qrcode = (function () {
     },
   }
 
-  qrcode.stringToBytes = qrcode.stringToBytesFuncs["default"]
+  qrcode.stringToBytes = qrcode.stringToBytesFuncs['default']
 
   //---------------------------------------------------------------------
   // qrcode.createStringToBytes
@@ -808,7 +808,7 @@ var qrcode = (function () {
       var bin = base64DecodeInputStream(unicodeData)
       var read = function () {
         var b = bin.read()
-        if (b == -1) throw "eof"
+        if (b == -1) throw 'eof'
         return b
       }
 
@@ -826,13 +826,13 @@ var qrcode = (function () {
         count += 1
       }
       if (count != numChars) {
-        throw count + " != " + numChars
+        throw count + ' != ' + numChars
       }
 
       return unicodeMap
     })()
 
-    var unknownChar = "?".charCodeAt(0)
+    var unknownChar = '?'.charCodeAt(0)
 
     return function (s) {
       var bytes = []
@@ -842,7 +842,7 @@ var qrcode = (function () {
           bytes.push(c)
         } else {
           var b = unicodeMap[s.charAt(i)]
-          if (typeof b == "number") {
+          if (typeof b == 'number') {
             if ((b & 0xff) == b) {
               // 1byte
               bytes.push(b)
@@ -1030,7 +1030,7 @@ var qrcode = (function () {
           }
 
         default:
-          throw "bad maskPattern:" + maskPattern
+          throw 'bad maskPattern:' + maskPattern
       }
     }
 
@@ -1056,7 +1056,7 @@ var qrcode = (function () {
           case QRMode.MODE_KANJI:
             return 8
           default:
-            throw "mode:" + mode
+            throw 'mode:' + mode
         }
       } else if (type < 27) {
         // 10 - 26
@@ -1071,7 +1071,7 @@ var qrcode = (function () {
           case QRMode.MODE_KANJI:
             return 10
           default:
-            throw "mode:" + mode
+            throw 'mode:' + mode
         }
       } else if (type < 41) {
         // 27 - 40
@@ -1086,10 +1086,10 @@ var qrcode = (function () {
           case QRMode.MODE_KANJI:
             return 12
           default:
-            throw "mode:" + mode
+            throw 'mode:' + mode
         }
       } else {
-        throw "type:" + type
+        throw 'type:' + type
       }
     }
 
@@ -1229,7 +1229,7 @@ var qrcode = (function () {
 
     _this.glog = function (n) {
       if (n < 1) {
-        throw "glog(" + n + ")"
+        throw 'glog(' + n + ')'
       }
 
       return LOG_TABLE[n]
@@ -1255,8 +1255,8 @@ var qrcode = (function () {
   //---------------------------------------------------------------------
 
   function qrPolynomial(num, shift) {
-    if (typeof num.length == "undefined") {
-      throw num.length + "/" + shift
+    if (typeof num.length == 'undefined') {
+      throw num.length + '/' + shift
     }
 
     var _num = (function () {
@@ -1597,11 +1597,11 @@ var qrcode = (function () {
     _this.getRSBlocks = function (typeNumber, errorCorrectionLevel) {
       var rsBlock = getRsBlockTable(typeNumber, errorCorrectionLevel)
 
-      if (typeof rsBlock == "undefined") {
+      if (typeof rsBlock == 'undefined') {
         throw (
-          "bad rs block @ typeNumber:" +
+          'bad rs block @ typeNumber:' +
           typeNumber +
-          "/errorCorrectionLevel:" +
+          '/errorCorrectionLevel:' +
           errorCorrectionLevel
         )
       }
@@ -1717,10 +1717,10 @@ var qrcode = (function () {
     }
 
     var chatToNum = function (c) {
-      if ("0" <= c && c <= "9") {
-        return c.charCodeAt(0) - "0".charCodeAt(0)
+      if ('0' <= c && c <= '9') {
+        return c.charCodeAt(0) - '0'.charCodeAt(0)
       }
-      throw "illegal char :" + c
+      throw 'illegal char :' + c
     }
 
     return _this
@@ -1760,32 +1760,32 @@ var qrcode = (function () {
     }
 
     var getCode = function (c) {
-      if ("0" <= c && c <= "9") {
-        return c.charCodeAt(0) - "0".charCodeAt(0)
-      } else if ("A" <= c && c <= "Z") {
-        return c.charCodeAt(0) - "A".charCodeAt(0) + 10
+      if ('0' <= c && c <= '9') {
+        return c.charCodeAt(0) - '0'.charCodeAt(0)
+      } else if ('A' <= c && c <= 'Z') {
+        return c.charCodeAt(0) - 'A'.charCodeAt(0) + 10
       } else {
         switch (c) {
-          case " ":
+          case ' ':
             return 36
-          case "$":
+          case '$':
             return 37
-          case "%":
+          case '%':
             return 38
-          case "*":
+          case '*':
             return 39
-          case "+":
+          case '+':
             return 40
-          case "-":
+          case '-':
             return 41
-          case ".":
+          case '.':
             return 42
-          case "/":
+          case '/':
             return 43
-          case ":":
+          case ':':
             return 44
           default:
-            throw "illegal char :" + c
+            throw 'illegal char :' + c
         }
       }
     }
@@ -1829,17 +1829,17 @@ var qrcode = (function () {
     var _mode = QRMode.MODE_KANJI
     var _data = data
 
-    var stringToBytes = qrcode.stringToBytesFuncs["SJIS"]
+    var stringToBytes = qrcode.stringToBytesFuncs['SJIS']
     if (!stringToBytes) {
-      throw "sjis not supported."
+      throw 'sjis not supported.'
     }
     !(function (c, code) {
       // self test for sjis support.
       var test = stringToBytes(c)
       if (test.length != 2 || ((test[0] << 8) | test[1]) != code) {
-        throw "sjis not supported."
+        throw 'sjis not supported.'
       }
-    })("\u53cb", 0x9746)
+    })('\u53cb', 0x9746)
 
     var _bytes = stringToBytes(data)
 
@@ -1866,7 +1866,7 @@ var qrcode = (function () {
         } else if (0xe040 <= c && c <= 0xebbf) {
           c -= 0xc140
         } else {
-          throw "illegal char at " + (i + 1) + "/" + c
+          throw 'illegal char at ' + (i + 1) + '/' + c
         }
 
         c = ((c >>> 8) & 0xff) * 0xc0 + (c & 0xff)
@@ -1877,7 +1877,7 @@ var qrcode = (function () {
       }
 
       if (i < data.length) {
-        throw "illegal char at " + (i + 1)
+        throw 'illegal char at ' + (i + 1)
       }
     }
 
@@ -1925,15 +1925,15 @@ var qrcode = (function () {
     }
 
     _this.toString = function () {
-      var s = ""
-      s += "["
+      var s = ''
+      s += '['
       for (var i = 0; i < _bytes.length; i += 1) {
         if (i > 0) {
-          s += ","
+          s += ','
         }
         s += _bytes[i]
       }
-      s += "]"
+      s += ']'
       return s
     }
 
@@ -1948,7 +1948,7 @@ var qrcode = (function () {
     var _buffer = 0
     var _buflen = 0
     var _length = 0
-    var _base64 = ""
+    var _base64 = ''
 
     var _this = {}
 
@@ -1970,7 +1970,7 @@ var qrcode = (function () {
       } else if (n == 63) {
         return 0x2f
       }
-      throw "n:" + n
+      throw 'n:' + n
     }
 
     _this.writeByte = function (n) {
@@ -1995,7 +1995,7 @@ var qrcode = (function () {
         // padding
         var padlen = 3 - (_length % 3)
         for (var i = 0; i < padlen; i += 1) {
-          _base64 += "="
+          _base64 += '='
         }
       }
     }
@@ -2025,13 +2025,13 @@ var qrcode = (function () {
           if (_buflen == 0) {
             return -1
           }
-          throw "unexpected end of file./" + _buflen
+          throw 'unexpected end of file./' + _buflen
         }
 
         var c = _str.charAt(_pos)
         _pos += 1
 
-        if (c == "=") {
+        if (c == '=') {
           _buflen = 0
           return -1
         } else if (c.match(/^\s$/)) {
@@ -2060,7 +2060,7 @@ var qrcode = (function () {
       } else if (c == 0x2f) {
         return 63
       } else {
-        throw "c:" + c
+        throw 'c:' + c
       }
     }
 
@@ -2086,7 +2086,7 @@ var qrcode = (function () {
       //---------------------------------
       // GIF Signature
 
-      out.writeString("GIF87a")
+      out.writeString('GIF87a')
 
       //---------------------------------
       // Screen Descriptor
@@ -2114,7 +2114,7 @@ var qrcode = (function () {
       //---------------------------------
       // Image Descriptor
 
-      out.writeString(",")
+      out.writeString(',')
       out.writeShort(0)
       out.writeShort(0)
       out.writeShort(_width)
@@ -2146,7 +2146,7 @@ var qrcode = (function () {
 
       //---------------------------------
       // GIF Terminator
-      out.writeString(";")
+      out.writeString(';')
     }
 
     var bitOutputStream = function (out) {
@@ -2158,7 +2158,7 @@ var qrcode = (function () {
 
       _this.write = function (data, length) {
         if (data >>> length != 0) {
-          throw "length over"
+          throw 'length over'
         }
 
         while (_bitLength + length >= 8) {
@@ -2246,7 +2246,7 @@ var qrcode = (function () {
 
       _this.add = function (key) {
         if (_this.contains(key)) {
-          throw "dup key:" + key
+          throw 'dup key:' + key
         }
         _map[key] = _size
         _size += 1
@@ -2261,7 +2261,7 @@ var qrcode = (function () {
       }
 
       _this.contains = function (key) {
-        return typeof _map[key] != "undefined"
+        return typeof _map[key] != 'undefined'
       }
 
       return _this
@@ -2288,7 +2288,7 @@ var qrcode = (function () {
     }
     base64.flush()
 
-    return "data:image/gif;base64," + base64
+    return 'data:image/gif;base64,' + base64
   }
 
   //---------------------------------------------------------------------
diff --git a/src/lib/share.js b/src/lib/share.js
index bdd4692..437efa2 100644
--- a/src/lib/share.js
+++ b/src/lib/share.js
@@ -1,8 +1,8 @@
-import clipboardCopy from "clipboard-copy"
-import { Logger } from "zeed"
-import { ROOM_URL } from "../config.js"
+import clipboardCopy from 'clipboard-copy'
+import { Logger } from 'zeed'
+import { ROOM_URL } from '../config.js'
 
-const log = Logger("share")
+const log = Logger('share')
 
 export function createLinkForRoom(room) {
   return ROOM_URL + room
@@ -14,8 +14,8 @@ export const canCopy = !canShare
 export async function shareLink(
   url,
   {
-    title = "Briefing URL",
-    text = "Please open the link in your browser to join the video conference",
+    title = 'Briefing URL',
+    text = 'Please open the link in your browser to join the video conference',
   } = {}
 ) {
   if (navigator.share) {
diff --git a/src/locales/de.json b/src/locales/de.json
index ce691f1..9adce15 100644
--- a/src/locales/de.json
+++ b/src/locales/de.json
@@ -38,4 +38,4 @@
     "image_tip": "Ziehe ein Bild auf dieses Fenster, um deinen eigenen Hintergrund zu verwenden",
     "random_image": "Klicke um ein zufälliges Bild zu erhalten."
   }
-}
\ No newline at end of file
+}
diff --git a/src/locales/en.json b/src/locales/en.json
index 2ceca0b..a936247 100644
--- a/src/locales/en.json
+++ b/src/locales/en.json
@@ -38,4 +38,4 @@
     "image_tip": "You can upload your own background by dragging an image file on this window.",
     "random_image": "Click to get another random image."
   }
-}
\ No newline at end of file
+}
diff --git a/src/locales/es.json b/src/locales/es.json
index 334dd09..3358b6c 100644
--- a/src/locales/es.json
+++ b/src/locales/es.json
@@ -38,4 +38,4 @@
     "image_tip": "Puede cargar su propio fondo arrastrando un archivo de imagen en esta ventana.",
     "random_image": "Haga clic para obtener otra imagen al azar."
   }
-}
\ No newline at end of file
+}
diff --git a/src/locales/fr.json b/src/locales/fr.json
index a5d54b5..cbedde0 100644
--- a/src/locales/fr.json
+++ b/src/locales/fr.json
@@ -38,4 +38,4 @@
     "image_tip": "Vous pouvez télécharger votre propre arrière-plan en faisant glisser un fichier image sur cette fenêtre.",
     "random_image": "Cliquez pour obtenir une autre image aléatoire."
   }
-}
\ No newline at end of file
+}
diff --git a/src/locales/it.json b/src/locales/it.json
index 1ff2bc9..4608738 100644
--- a/src/locales/it.json
+++ b/src/locales/it.json
@@ -38,4 +38,4 @@
     "image_tip": "Puoi caricare il tuo sfondo trascinando un file immagine in questa finestra.",
     "random_image": "Fare clic per ottenere un'altra immagine casuale."
   }
-}
\ No newline at end of file
+}
diff --git a/src/locales/kr.json b/src/locales/kr.json
index 50d59dd..668a1cc 100644
--- a/src/locales/kr.json
+++ b/src/locales/kr.json
@@ -37,4 +37,4 @@
     "image_tip": "이미지 파일을 이 위치로 드래그해 이미지 파일을 업로드 할 수 있습니다.",
     "random_image": "랜덤으로 이미지 고르기."
   }
-}
\ No newline at end of file
+}
diff --git a/src/locales/pt.json b/src/locales/pt.json
index adc2460..807158a 100644
--- a/src/locales/pt.json
+++ b/src/locales/pt.json
@@ -38,4 +38,4 @@
     "image_tip": "Você pode carregar seu próprio fundo arrastando um arquivo de imagem nesta janela.",
     "random_image": "Clique para obter outra imagem aleatória."
   }
-}
\ No newline at end of file
+}
diff --git a/src/locales/ro.json b/src/locales/ro.json
index ab91260..82bfb34 100644
--- a/src/locales/ro.json
+++ b/src/locales/ro.json
@@ -38,4 +38,4 @@
     "image_tip": "Poti urca propriul tau fundal prin tragerea unei imagini peste aceasta fereastra.",
     "random_image": "Apasa pentru a vedea o imagine aleatorie."
   }
-}
\ No newline at end of file
+}
diff --git a/src/locales/ru.json b/src/locales/ru.json
index a04efa4..7dafa66 100644
--- a/src/locales/ru.json
+++ b/src/locales/ru.json
@@ -38,4 +38,4 @@
     "image_tip": "Вы можете загрузить свой собственный фон, перетащив файл изображения в это окно.",
     "random_image": "Нажмите, чтобы получить другое случайное изображение."
   }
-}
\ No newline at end of file
+}
diff --git a/src/locales/tr.json b/src/locales/tr.json
index 4c2e25e..9ebf8ea 100644
--- a/src/locales/tr.json
+++ b/src/locales/tr.json
@@ -38,4 +38,4 @@
     "image_tip": "Bir resim yükleyerek kendi arkaplanınızı oluşturabilirsiniz.",
     "random_image": "Rasgele başka bir resim almak için tıklayınız."
   }
-}
\ No newline at end of file
+}
diff --git a/src/locales/zh.json b/src/locales/zh.json
index eb1c9cb..05d6f61 100644
--- a/src/locales/zh.json
+++ b/src/locales/zh.json
@@ -38,4 +38,4 @@
     "image_tip": "您可以通过在此窗口上拖动图像文件来上传自己的背景。",
     "random_image": "单击以获取另一个随机图像。"
   }
-}
\ No newline at end of file
+}
diff --git a/src/logic/connection.js b/src/logic/connection.js
index 2bd9750..65f4353 100644
--- a/src/logic/connection.js
+++ b/src/logic/connection.js
@@ -1,16 +1,16 @@
 // https://webrtchacks.com/limit-webrtc-bandwidth-sdp/
 
-import { Logger, messages } from "zeed"
-import { ICE_CONFIG } from "../config"
-import { cloneObject } from "../lib/base"
-import { urlBase64ToUint8Array } from "../lib/base64"
+import { Logger, messages } from 'zeed'
+import { ICE_CONFIG } from '../config'
+import { cloneObject } from '../lib/base'
+import { urlBase64ToUint8Array } from '../lib/base64'
 import {
   removeBandwidthRestriction,
   setMediaBitrate,
-} from "./sdp-manipulation.js"
-import { WebRTC } from "./webrtc"
+} from './sdp-manipulation.js'
+import { WebRTC } from './webrtc'
 
-const log = Logger("app:connection")
+const log = Logger('app:connection')
 
 export async function setupWebRTC(state) {
   if (!WebRTC.isSupported()) return null
@@ -22,13 +22,13 @@ export async function setupWebRTC(state) {
     peerSettings: {
       trickle: true,
       sdpTransform: (sdp) => {
-        log("sdpTransform", state.bandwidth) // , sdp)
+        log('sdpTransform', state.bandwidth) // , sdp)
         let newSDP = sdp
         if (state.bandwidth) {
           //   newSDP = updateBandwidthRestriction(sdp, 10)
           // log('Old SDP', newSDP)
-          newSDP = setMediaBitrate(newSDP, "video", 233)
-          newSDP = setMediaBitrate(newSDP, "audio", 80)
+          newSDP = setMediaBitrate(newSDP, 'video', 233)
+          newSDP = setMediaBitrate(newSDP, 'audio', 80)
           // log('New SDP', newSDP)
         } else {
           newSDP = removeBandwidthRestriction(sdp)
@@ -39,8 +39,8 @@ export async function setupWebRTC(state) {
     },
   })
 
-  webrtc.on("status", (info) => {
-    log("status", info.status)
+  webrtc.on('status', (info) => {
+    log('status', info.status)
     // hack somehow Vue doesn't like the real WebRtcPeer object any more
     let status = info.status.map((p) => {
       let pp = cloneObject(p)
@@ -50,53 +50,53 @@ export async function setupWebRTC(state) {
     state.status = status
   })
 
-  webrtc.on("connected", ({ peer }) => {
-    log("connected", peer)
+  webrtc.on('connected', ({ peer }) => {
+    log('connected', peer)
     if (state.stream) {
       peer.setStream(state.stream)
     }
-    messages.emit("requestUserInfo")
+    messages.emit('requestUserInfo')
   })
 
   // Getting Client's Info with Local Peer Info
-  webrtc.on("userInfoWithPeer", ({ peer, data }) => {
-    webrtc.send("userInfoUpdate", { peer, data })
+  webrtc.on('userInfoWithPeer', ({ peer, data }) => {
+    webrtc.send('userInfoUpdate', { peer, data })
   })
 
   // Listening to Remote Client's Info with its Local Peer Info and
   // emitting to Local Client
-  webrtc.on("userInfoUpdate", ({ peer, data }) => {
-    messages.emit("userInfoUpdate", { peer, data })
+  webrtc.on('userInfoUpdate', ({ peer, data }) => {
+    messages.emit('userInfoUpdate', { peer, data })
   })
 
   // Listening to new messages from Remote Client and emitting to Local client
-  webrtc.on("chatMessage", (info) => {
-    messages.emit("newMessage", info)
+  webrtc.on('chatMessage', (info) => {
+    messages.emit('newMessage', info)
   })
 
-  let onSetLocalStream = messages.on("setLocalStream", (stream) => {
+  let onSetLocalStream = messages.on('setLocalStream', (stream) => {
     webrtc.forEachPeer((peer) => {
       peer.setStream(stream)
     })
   })
 
-  let onNegotiateBandwidth = messages.on("negotiateBandwidth", (stream) => {
+  let onNegotiateBandwidth = messages.on('negotiateBandwidth', (stream) => {
     webrtc.forEachPeer((peer) => {
       peer.peer.negotiate()
     })
   })
 
   // Send a new message to all peers
-  messages.on("chatMessage", ({ name, message, time }) => {
-    webrtc.send("chatMessage", { name, message, time })
+  messages.on('chatMessage', ({ name, message, time }) => {
+    webrtc.send('chatMessage', { name, message, time })
   })
 
   // Listen to local userInfo and emit to webrtc for getting peer info
-  messages.on("userInfo", (data) => {
-    webrtc.emit("userInfo", { data })
+  messages.on('userInfo', (data) => {
+    webrtc.emit('userInfo', { data })
   })
 
-  let onSubscribePush = messages.on("subscribePush", async (on) => {
+  let onSubscribePush = messages.on('subscribePush', async (on) => {
     let add = state.subscription
     let registration = await navigator.serviceWorker.getRegistration()
     let subscription = await registration.pushManager.getSubscription()
@@ -108,7 +108,7 @@ export async function setupWebRTC(state) {
         applicationServerKey,
       })
     }
-    webrtc.io.emit("registerPush", {
+    webrtc.io.emit('registerPush', {
       add,
       room: state.room,
       subscription,
@@ -121,7 +121,7 @@ export async function setupWebRTC(state) {
     return new Promise((resolve) => {
       peer?.peer?.getStats((_, reports) => {
         reports.forEach((report) => {
-          if (report.type === "outbound-rtp") {
+          if (report.type === 'outbound-rtp') {
             if (report.isRemote) return
             bytes += report.bytesSent
             timestamp = report.timestamp
diff --git a/src/logic/fingerprint.js b/src/logic/fingerprint.js
index c5fdaa3..bde1d6c 100644
--- a/src/logic/fingerprint.js
+++ b/src/logic/fingerprint.js
@@ -1,6 +1,6 @@
-import { encodeBase32, Logger } from "zeed"
+import { encodeBase32, Logger } from 'zeed'
 
-const log = Logger("fingerprint")
+const log = Logger('fingerprint')
 
 export function getCompactChecksum(...args) {
   args.sort()
@@ -12,10 +12,10 @@ export function getCompactChecksum(...args) {
     const right = values[j + 1]
     checksum += left * 0xff + right
   }
-  return (checksum % 0xffff).toString(16).padStart(4, "0")
+  return (checksum % 0xffff).toString(16).padStart(4, '0')
 }
 
-export function splitByNChars(value, splitN = 3, join = "-") {
+export function splitByNChars(value, splitN = 3, join = '-') {
   let strings = []
   while (value?.length) {
     strings.push(value.substr(0, splitN))
@@ -26,29 +26,29 @@ export function splitByNChars(value, splitN = 3, join = "-") {
 
 export async function digestMessage(message) {
   const msgUint8 = new TextEncoder().encode(message)
-  const hashBuffer = await crypto.subtle.digest("SHA-256", msgUint8)
+  const hashBuffer = await crypto.subtle.digest('SHA-256', msgUint8)
   return encodeBase32(hashBuffer, 9)
 }
 
 export async function digestMessages(...messages) {
-  log("messages", messages)
+  log('messages', messages)
   messages = messages.map((m) => m.toString().toLowerCase().trim())
   messages.sort()
-  return digestMessage(messages.join("\n"))
+  return digestMessage(messages.join('\n'))
 }
 
 export async function sha256Messages(...messages) {
-  log("messages", messages)
+  log('messages', messages)
   messages = messages.map((m) => m.toString().toLowerCase().trim())
   messages.sort()
-  const message = messages.join("\n")
+  const message = messages.join('\n')
   const msgUint8 = new TextEncoder().encode(message)
-  return await crypto.subtle.digest("SHA-256", msgUint8)
+  return await crypto.subtle.digest('SHA-256', msgUint8)
 }
 
 function getFingerprintArray(fp) {
   if (!fp) return null
-  return fp.split(":").map((v) => parseInt(v.toLowerCase(), 16))
+  return fp.split(':').map((v) => parseInt(v.toLowerCase(), 16))
   // return Uint8Array.from(fp.split(':').map(v => parseInt(v.toLowerCase(), 16)))
 }
 
diff --git a/src/logic/fingerprint.spec.js b/src/logic/fingerprint.spec.js
index 12d80f3..95c26de 100644
--- a/src/logic/fingerprint.spec.js
+++ b/src/logic/fingerprint.spec.js
@@ -2,13 +2,13 @@ import {
   digestMessage,
   getCompactChecksum,
   getFingerprint,
-} from "./fingerprint"
+} from './fingerprint'
 
-describe("Fingerprint", () => {
+describe('Fingerprint', () => {
   const sample =
-    "v=0\r\no=- 307404001895177377 3 IN IP4 127.0.0.1\r\ns=-\r\nt=0 0\r\na=group:BUNDLE 0 1 2\r\na=msid-semantic: WMS w2zFUW5ETCVD3fSwsQPWihmgq1QtZugeID8D\r\nm=application 50041 UDP/DTLS/SCTP webrtc-datachannel\r\nc=IN IP4 169.254.123.65\r\nb=AS:30\r\na=candidate:3575507499 1 udp 2122260223 169.254.123.65 50041 typ host generation 0 network-id 3\r\na=candidate:2479012131 1 udp 2122197247 2a02:908:89b:60:988:92ae:a532:559d 50042 typ host generation 0 network-id 2 network-cost 10\r\na=candidate:3030907853 1 udp 2122129151 192.168.0.241 61982 typ host generation 0 network-id 1 network-cost 10\r\na=ice-ufrag:zQTh\r\na=ice-pwd:dL3JIT+IjMc5lqeKvRqZCdaa\r\na=ice-options:trickle\r\na=fingerprint:sha-256 6C:5D:F3:0F:72:12:76:01:D3:ED:32:9D:EE:61:84:1E:D6:9C:C3:17:38:BD:A4:91:FC:43:FC:87:03:A0:CB:AC\r\na=setup:active\r\na=mid:0\r\na=sctp-port:5000\r\na=max-message-size:262144\r\nm=audio 9 UDP/TLS/RTP/SAVPF 109 9 0 8 101\r\nc=IN IP4 0.0.0.0\r\na=rtcp:9 IN IP4 0.0.0.0\r\na=ice-ufrag:zQTh\r\na=ice-pwd:dL3JIT+IjMc5lqeKvRqZCdaa\r\na=ice-options:trickle\r\na=fingerprint:sha-256 6C:5D:F3:0F:72:12:76:01:D3:ED:32:9D:EE:61:84:1E:D6:9C:C3:17:38:BD:A4:91:FC:43:FC:87:03:A0:CB:AC\r\na=setup:active\r\na=mid:1\r\na=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level\r\na=extmap:3 urn:ietf:params:rtp-hdrext:sdes:mid\r\na=sendrecv\r\na=msid:w2zFUW5ETCVD3fSwsQPWihmgq1QtZugeID8D 0408a99e-c357-4f60-85a9-299459678f24\r\na=rtcp-mux\r\na=rtpmap:109 opus/48000/2\r\na=fmtp:109 minptime=10;useinbandfec=1\r\na=rtpmap:9 G722/8000\r\na=rtpmap:0 PCMU/8000\r\na=rtpmap:8 PCMA/8000\r\na=rtpmap:101 telephone-event/8000\r\na=ssrc:1185745839 cname:Sq7x5BjdM1thhRzt\r\nm=video 9 UDP/TLS/RTP/SAVPF 120 121\r\nc=IN IP4 0.0.0.0\r\na=rtcp:9 IN IP4 0.0.0.0\r\na=ice-ufrag:zQTh\r\na=ice-pwd:dL3JIT+IjMc5lqeKvRqZCdaa\r\na=ice-options:trickle\r\na=fingerprint:sha-256 6C:5D:F3:0F:72:12:76:01:D3:ED:32:9D:EE:61:84:1E:D6:9C:C3:17:38:BD:A4:91:FC:43:FC:87:03:A0:CB:AC\r\na=setup:active\r\na=mid:2\r\na=extmap:5 urn:ietf:params:rtp-hdrext:toffset\r\na=extmap:4 http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time\r\na=extmap:6 http://www.webrtc.org/experiments/rtp-hdrext/playout-delay\r\na=extmap:3 urn:ietf:params:rtp-hdrext:sdes:mid\r\na=sendrecv\r\na=msid:w2zFUW5ETCVD3fSwsQPWihmgq1QtZugeID8D 188a1334-5f04-422e-82f0-e5bb6102f9c4\r\na=rtcp-mux\r\na=rtpmap:120 VP8/90000\r\na=rtcp-fb:120 goog-remb\r\na=rtcp-fb:120 ccm fir\r\na=rtcp-fb:120 nack\r\na=rtcp-fb:120 nack pli\r\na=rtpmap:121 VP9/90000\r\na=rtcp-fb:121 goog-remb\r\na=rtcp-fb:121 ccm fir\r\na=rtcp-fb:121 nack\r\na=rtcp-fb:121 nack pli\r\na=fmtp:121 profile-id=0\r\na=ssrc:3405577348 cname:Sq7x5BjdM1thhRzt\r\n"
+    'v=0\r\no=- 307404001895177377 3 IN IP4 127.0.0.1\r\ns=-\r\nt=0 0\r\na=group:BUNDLE 0 1 2\r\na=msid-semantic: WMS w2zFUW5ETCVD3fSwsQPWihmgq1QtZugeID8D\r\nm=application 50041 UDP/DTLS/SCTP webrtc-datachannel\r\nc=IN IP4 169.254.123.65\r\nb=AS:30\r\na=candidate:3575507499 1 udp 2122260223 169.254.123.65 50041 typ host generation 0 network-id 3\r\na=candidate:2479012131 1 udp 2122197247 2a02:908:89b:60:988:92ae:a532:559d 50042 typ host generation 0 network-id 2 network-cost 10\r\na=candidate:3030907853 1 udp 2122129151 192.168.0.241 61982 typ host generation 0 network-id 1 network-cost 10\r\na=ice-ufrag:zQTh\r\na=ice-pwd:dL3JIT+IjMc5lqeKvRqZCdaa\r\na=ice-options:trickle\r\na=fingerprint:sha-256 6C:5D:F3:0F:72:12:76:01:D3:ED:32:9D:EE:61:84:1E:D6:9C:C3:17:38:BD:A4:91:FC:43:FC:87:03:A0:CB:AC\r\na=setup:active\r\na=mid:0\r\na=sctp-port:5000\r\na=max-message-size:262144\r\nm=audio 9 UDP/TLS/RTP/SAVPF 109 9 0 8 101\r\nc=IN IP4 0.0.0.0\r\na=rtcp:9 IN IP4 0.0.0.0\r\na=ice-ufrag:zQTh\r\na=ice-pwd:dL3JIT+IjMc5lqeKvRqZCdaa\r\na=ice-options:trickle\r\na=fingerprint:sha-256 6C:5D:F3:0F:72:12:76:01:D3:ED:32:9D:EE:61:84:1E:D6:9C:C3:17:38:BD:A4:91:FC:43:FC:87:03:A0:CB:AC\r\na=setup:active\r\na=mid:1\r\na=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level\r\na=extmap:3 urn:ietf:params:rtp-hdrext:sdes:mid\r\na=sendrecv\r\na=msid:w2zFUW5ETCVD3fSwsQPWihmgq1QtZugeID8D 0408a99e-c357-4f60-85a9-299459678f24\r\na=rtcp-mux\r\na=rtpmap:109 opus/48000/2\r\na=fmtp:109 minptime=10;useinbandfec=1\r\na=rtpmap:9 G722/8000\r\na=rtpmap:0 PCMU/8000\r\na=rtpmap:8 PCMA/8000\r\na=rtpmap:101 telephone-event/8000\r\na=ssrc:1185745839 cname:Sq7x5BjdM1thhRzt\r\nm=video 9 UDP/TLS/RTP/SAVPF 120 121\r\nc=IN IP4 0.0.0.0\r\na=rtcp:9 IN IP4 0.0.0.0\r\na=ice-ufrag:zQTh\r\na=ice-pwd:dL3JIT+IjMc5lqeKvRqZCdaa\r\na=ice-options:trickle\r\na=fingerprint:sha-256 6C:5D:F3:0F:72:12:76:01:D3:ED:32:9D:EE:61:84:1E:D6:9C:C3:17:38:BD:A4:91:FC:43:FC:87:03:A0:CB:AC\r\na=setup:active\r\na=mid:2\r\na=extmap:5 urn:ietf:params:rtp-hdrext:toffset\r\na=extmap:4 http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time\r\na=extmap:6 http://www.webrtc.org/experiments/rtp-hdrext/playout-delay\r\na=extmap:3 urn:ietf:params:rtp-hdrext:sdes:mid\r\na=sendrecv\r\na=msid:w2zFUW5ETCVD3fSwsQPWihmgq1QtZugeID8D 188a1334-5f04-422e-82f0-e5bb6102f9c4\r\na=rtcp-mux\r\na=rtpmap:120 VP8/90000\r\na=rtcp-fb:120 goog-remb\r\na=rtcp-fb:120 ccm fir\r\na=rtcp-fb:120 nack\r\na=rtcp-fb:120 nack pli\r\na=rtpmap:121 VP9/90000\r\na=rtcp-fb:121 goog-remb\r\na=rtcp-fb:121 ccm fir\r\na=rtcp-fb:121 nack\r\na=rtcp-fb:121 nack pli\r\na=fmtp:121 profile-id=0\r\na=ssrc:3405577348 cname:Sq7x5BjdM1thhRzt\r\n'
 
-  it("should extract fingerprints", () => {
+  it('should extract fingerprints', () => {
     let fp = getFingerprint(sample)
     expect(fp).toEqual([
       108, 93, 243, 15, 114, 18, 118, 1, 211, 237, 50, 157, 238, 97, 132, 30,
@@ -28,16 +28,16 @@ describe("Fingerprint", () => {
     106, 134, 93, 187, 49, 70, 53, 146, 65, 156, 119, 226, 86, 16, 136,
   ]
 
-  it("should calc checksum", () => {
+  it('should calc checksum', () => {
     // Always 4 digits
-    expect("123".padStart(4, "0")).toBe("0123")
+    expect('123'.padStart(4, '0')).toBe('0123')
 
     // Single tests
-    expect(getCompactChecksum(fp1)).toBe("397c")
-    expect(getCompactChecksum(fp2)).toBe("c264")
+    expect(getCompactChecksum(fp1)).toBe('397c')
+    expect(getCompactChecksum(fp2)).toBe('c264')
 
     // Multiple, random order
-    expect(getCompactChecksum(fp1, fp2)).toBe("fbe0")
-    expect(getCompactChecksum(fp2, fp1)).toBe("fbe0")
+    expect(getCompactChecksum(fp1, fp2)).toBe('fbe0')
+    expect(getCompactChecksum(fp2, fp1)).toBe('fbe0')
   })
 })
diff --git a/src/logic/sdp-manipulation.js b/src/logic/sdp-manipulation.js
index 11fcf60..cd2c49d 100644
--- a/src/logic/sdp-manipulation.js
+++ b/src/logic/sdp-manipulation.js
@@ -1,8 +1,8 @@
 export function setMediaBitrate(sdp, media, bitrate) {
-  let lines = sdp.split("\n")
+  let lines = sdp.split('\n')
   let line = -1
   for (let i = 0; i < lines.length; i++) {
-    if (lines[i].indexOf("m=" + media) === 0) {
+    if (lines[i].indexOf('m=' + media) === 0) {
       line = i
       break
     }
@@ -17,27 +17,27 @@ export function setMediaBitrate(sdp, media, bitrate) {
   line++
 
   // Skip i and c lines
-  while (lines[line].indexOf("i=") === 0 || lines[line].indexOf("c=") === 0) {
+  while (lines[line].indexOf('i=') === 0 || lines[line].indexOf('c=') === 0) {
     line++
   }
 
   // If we're on a b line, replace it
-  if (lines[line].indexOf("b") === 0) {
+  if (lines[line].indexOf('b') === 0) {
     // log('Replaced b line at line', line)
-    lines[line] = "b=AS:" + bitrate
-    return lines.join("\n")
+    lines[line] = 'b=AS:' + bitrate
+    return lines.join('\n')
   }
 
   // Add a new b line
   // log('Adding new b line before line', line)
   let newLines = lines.slice(0, line)
-  newLines.push("b=AS:" + bitrate)
+  newLines.push('b=AS:' + bitrate)
   newLines = newLines.concat(lines.slice(line, lines.length))
-  return newLines.join("\n")
+  return newLines.join('\n')
 }
 
 export function removeBandwidthRestriction(sdp) {
-  return sdp.replace(/b=AS:.*\r\n/, "").replace(/b=TIAS:.*\r\n/, "")
+  return sdp.replace(/b=AS:.*\r\n/, '').replace(/b=TIAS:.*\r\n/, '')
 }
 
 // function isFirefox() {
diff --git a/src/logic/simple-peer.ts b/src/logic/simple-peer.ts
index 58f78f1..0516f51 100644
--- a/src/logic/simple-peer.ts
+++ b/src/logic/simple-peer.ts
@@ -1,12 +1,12 @@
 // Original source: https://github.com/feross/simple-peer - MIT License
 
-import { Emitter, Logger } from "zeed"
+import { Emitter, Logger } from 'zeed'
 
 function queueMicrotask(task: Function) {
   setTimeout(task, 0)
 }
 
-const log = Logger("simple-peer")
+const log = Logger('simple-peer')
 // log.level = LogLevel.info
 
 const MAX_BUFFERED_AMOUNT = 64 * 1024
@@ -24,13 +24,13 @@ function randombytes(size: number): Uint8Array {
 function toHexString(byteArray: Uint8Array): string {
   return Array.prototype.map
     .call(byteArray, function (byte: number) {
-      return ("0" + (byte & 0xff).toString(16)).slice(-2)
+      return ('0' + (byte & 0xff).toString(16)).slice(-2)
     })
-    .join("")
+    .join('')
 }
 
 function getBrowserRTC() {
-  if (typeof globalThis === "undefined") return null
+  if (typeof globalThis === 'undefined') return null
   const wrtc = {
     RTCPeerConnection:
       globalThis.RTCPeerConnection ||
@@ -56,7 +56,7 @@ function getBrowserRTC() {
 }
 
 function errCode(err: Error, code: string) {
-  Object.defineProperty(err, "code", {
+  Object.defineProperty(err, 'code', {
     value: code,
     enumerable: true,
     configurable: true,
@@ -66,7 +66,7 @@ function errCode(err: Error, code: string) {
 
 // HACK: Filter trickle lines when trickle is disabled #354
 function filterTrickle(sdp: string) {
-  return sdp.replace(/a=ice-options:trickle\s\n/g, "")
+  return sdp.replace(/a=ice-options:trickle\s\n/g, '')
 }
 
 // WebRTC peer connection.
@@ -134,9 +134,9 @@ export class Peer extends Emitter<{
   constructor(opts: any = {}) {
     super()
     this._id = toHexString(randombytes(4)).slice(0, 7)
-    log("id", this._id)
+    log('id', this._id)
     this._doDebug = opts.debug
-    log("new peer %o", opts)
+    log('new peer %o', opts)
 
     this.channelName = opts.initiator
       ? opts.channelName || toHexString(randombytes(20))
@@ -156,7 +156,7 @@ export class Peer extends Emitter<{
         //     ],
         //   },
         // ],
-        sdpSemantics: "unified-plan",
+        sdpSemantics: 'unified-plan',
       },
       opts.config
     )
@@ -181,20 +181,20 @@ export class Peer extends Emitter<{
     this.localPort = undefined
 
     this._wrtc =
-      opts.wrtc && typeof opts.wrtc === "object" ? opts.wrtc : getBrowserRTC()
+      opts.wrtc && typeof opts.wrtc === 'object' ? opts.wrtc : getBrowserRTC()
 
     if (!this._wrtc) {
-      if (typeof window === "undefined") {
+      if (typeof window === 'undefined') {
         throw errCode(
           new Error(
-            "No WebRTC support: Specify `opts.wrtc` option in this environment"
+            'No WebRTC support: Specify `opts.wrtc` option in this environment'
           ),
-          "ERR_WEBRTC_SUPPORT"
+          'ERR_WEBRTC_SUPPORT'
         )
       } else {
         throw errCode(
-          new Error("No WebRTC support: Not a supported browser"),
-          "ERR_WEBRTC_SUPPORT"
+          new Error('No WebRTC support: Not a supported browser'),
+          'ERR_WEBRTC_SUPPORT'
         )
       }
     }
@@ -223,15 +223,15 @@ export class Peer extends Emitter<{
 
     try {
       this._pc = new this._wrtc.RTCPeerConnection(this.config)
-      log("config", this.config)
+      log('config', this.config)
     } catch (err: any) {
-      queueMicrotask(() => this.destroy(errCode(err, "ERR_PC_CONSTRUCTOR")))
+      queueMicrotask(() => this.destroy(errCode(err, 'ERR_PC_CONSTRUCTOR')))
       return
     }
 
     // We prefer feature detection whenever possible, but sometimes that's not
     // possible for certain implementations.
-    this._isReactNativeWebrtc = typeof this._pc._peerConnectionId === "number"
+    this._isReactNativeWebrtc = typeof this._pc._peerConnectionId === 'number'
 
     this._pc.oniceconnectionstatechange = () => {
       this._onIceStateChange()
@@ -277,7 +277,7 @@ export class Peer extends Emitter<{
       this._onTrack(event)
     }
 
-    log("initial negotiation")
+    log('initial negotiation')
     this._needsNegotiation()
   }
 
@@ -288,7 +288,7 @@ export class Peer extends Emitter<{
   // HACK: it's possible channel.readyState is "closing" before peer.destroy() fires
   // https://bugs.chromium.org/p/chromium/issues/detail?id=882743
   get connected() {
-    return this._connected && this._channel.readyState === "open"
+    return this._connected && this._channel.readyState === 'open'
   }
 
   address() {
@@ -302,11 +302,11 @@ export class Peer extends Emitter<{
   signal(data: any) {
     if (this.destroyed) {
       throw errCode(
-        new Error("cannot signal after peer is destroyed"),
-        "ERR_SIGNALING"
+        new Error('cannot signal after peer is destroyed'),
+        'ERR_SIGNALING'
       )
     }
-    if (typeof data === "string") {
+    if (typeof data === 'string') {
       try {
         data = JSON.parse(data)
       } catch (err) {
@@ -315,11 +315,11 @@ export class Peer extends Emitter<{
     }
 
     if (data.renegotiate && this.initiator) {
-      log("got request to renegotiate")
+      log('got request to renegotiate')
       this._needsNegotiation()
     }
     if (data.transceiverRequest && this.initiator) {
-      log("got request for transceiver")
+      log('got request for transceiver')
       this.addTransceiver(
         data.transceiverRequest.kind,
         data.transceiverRequest.init
@@ -343,10 +343,10 @@ export class Peer extends Emitter<{
           })
           this._pendingCandidates = []
 
-          if (this._pc.remoteDescription.type === "offer") this._createAnswer()
+          if (this._pc.remoteDescription.type === 'offer') this._createAnswer()
         })
         .catch((err: any) => {
-          this.destroy(errCode(err, "ERR_SET_REMOTE_DESCRIPTION"))
+          this.destroy(errCode(err, 'ERR_SET_REMOTE_DESCRIPTION'))
         })
     }
     if (
@@ -357,8 +357,8 @@ export class Peer extends Emitter<{
     ) {
       this.destroy(
         errCode(
-          new Error("signal() called with invalid signal data"),
-          "ERR_SIGNALING"
+          new Error('signal() called with invalid signal data'),
+          'ERR_SIGNALING'
         )
       )
     }
@@ -369,11 +369,11 @@ export class Peer extends Emitter<{
     this._pc.addIceCandidate(iceCandidateObj).catch((err: any) => {
       if (
         !iceCandidateObj.address ||
-        iceCandidateObj.address.endsWith(".local")
+        iceCandidateObj.address.endsWith('.local')
       ) {
-        log.warn("Ignoring unsupported ICE candidate.", iceCandidateObj)
+        log.warn('Ignoring unsupported ICE candidate.', iceCandidateObj)
       } else {
-        this.destroy(errCode(err, "ERR_ADD_ICE_CANDIDATE"))
+        this.destroy(errCode(err, 'ERR_ADD_ICE_CANDIDATE'))
       }
     })
   }
@@ -389,19 +389,19 @@ export class Peer extends Emitter<{
    * Add a Transceiver to the connection.
    */
   addTransceiver(kind: string, init?: RTCRtpTransceiverInit) {
-    log("addTransceiver()")
+    log('addTransceiver()')
 
     if (this.initiator) {
       try {
         this._pc.addTransceiver(kind, init)
         this._needsNegotiation()
       } catch (err: any) {
-        this.destroy(errCode(err, "ERR_ADD_TRANSCEIVER"))
+        this.destroy(errCode(err, 'ERR_ADD_TRANSCEIVER'))
       }
     } else {
-      this.emit("signal", {
+      this.emit('signal', {
         // request initiator to renegotiate
-        type: "transceiverRequest",
+        type: 'transceiverRequest',
         transceiverRequest: { kind, init },
       })
     }
@@ -411,7 +411,7 @@ export class Peer extends Emitter<{
    * Add a MediaStream to the connection.
    */
   addStream(stream: MediaStream) {
-    log("addStream()")
+    log('addStream()')
 
     stream.getTracks().forEach((track: any) => {
       this.addTrack(track, stream)
@@ -422,7 +422,7 @@ export class Peer extends Emitter<{
    * Add a MediaStreamTrack to the connection.
    */
   addTrack(track: MediaStreamTrack, stream: MediaStream) {
-    log("addTrack()")
+    log('addTrack()')
 
     const submap = this._senderMap.get(track) || new Map() // nested Maps map [track, stream] to sender
     let sender = submap.get(stream)
@@ -434,14 +434,14 @@ export class Peer extends Emitter<{
     } else if (sender.removed) {
       throw errCode(
         new Error(
-          "Track has been removed. You should enable/disable tracks that you want to re-add."
+          'Track has been removed. You should enable/disable tracks that you want to re-add.'
         ),
-        "ERR_SENDER_REMOVED"
+        'ERR_SENDER_REMOVED'
       )
     } else {
       throw errCode(
-        new Error("Track has already been added to that stream."),
-        "ERR_SENDER_ALREADY_ADDED"
+        new Error('Track has already been added to that stream.'),
+        'ERR_SENDER_ALREADY_ADDED'
       )
     }
   }
@@ -454,14 +454,14 @@ export class Peer extends Emitter<{
     newTrack: MediaStreamTrack,
     stream: MediaStream
   ) {
-    log("replaceTrack()")
+    log('replaceTrack()')
 
     const submap = this._senderMap.get(oldTrack)
     const sender = submap ? submap.get(stream) : null
     if (!sender) {
       throw errCode(
-        new Error("Cannot replace track that was never added."),
-        "ERR_TRACK_NOT_ADDED"
+        new Error('Cannot replace track that was never added.'),
+        'ERR_TRACK_NOT_ADDED'
       )
     }
     if (newTrack) this._senderMap.set(newTrack, submap)
@@ -471,8 +471,8 @@ export class Peer extends Emitter<{
     } else {
       this.destroy(
         errCode(
-          new Error("replaceTrack is not supported in this browser"),
-          "ERR_UNSUPPORTED_REPLACETRACK"
+          new Error('replaceTrack is not supported in this browser'),
+          'ERR_UNSUPPORTED_REPLACETRACK'
         )
       )
     }
@@ -482,24 +482,24 @@ export class Peer extends Emitter<{
    * Remove a MediaStreamTrack from the connection.
    */
   removeTrack(track: MediaStreamTrack, stream: MediaStream) {
-    log("removeSender()")
+    log('removeSender()')
 
     const submap = this._senderMap.get(track)
     const sender = submap ? submap.get(stream) : null
     if (!sender) {
       throw errCode(
-        new Error("Cannot remove track that was never added."),
-        "ERR_TRACK_NOT_ADDED"
+        new Error('Cannot remove track that was never added.'),
+        'ERR_TRACK_NOT_ADDED'
       )
     }
     try {
       sender.removed = true
       this._pc.removeTrack(sender)
     } catch (err: any) {
-      if (err.name === "NS_ERROR_UNEXPECTED") {
+      if (err.name === 'NS_ERROR_UNEXPECTED') {
         this._sendersAwaitingStable.push(sender) // HACK: Firefox must wait until (signalingState === stable) https://bugzilla.mozilla.org/show_bug.cgi?id=1133874
       } else {
-        this.destroy(errCode(err, "ERR_REMOVE_TRACK"))
+        this.destroy(errCode(err, 'ERR_REMOVE_TRACK'))
       }
     }
     this._needsNegotiation()
@@ -509,7 +509,7 @@ export class Peer extends Emitter<{
    * Remove a MediaStream from the connection.
    */
   removeStream(stream: MediaStream) {
-    log("removeSenders()")
+    log('removeSenders()')
 
     stream.getTracks().forEach((track: any) => {
       this.removeTrack(track, stream)
@@ -517,16 +517,16 @@ export class Peer extends Emitter<{
   }
 
   _needsNegotiation() {
-    log("_needsNegotiation")
+    log('_needsNegotiation')
     if (this._batchedNegotiation) return // batch synchronous renegotiations
     this._batchedNegotiation = true
     queueMicrotask(() => {
       this._batchedNegotiation = false
       if (this.initiator || !this._firstNegotiation) {
-        log("starting batched negotiation")
+        log('starting batched negotiation')
         this.negotiate()
       } else {
-        log("non-initiator initial negotiation request discarded")
+        log('non-initiator initial negotiation request discarded')
       }
       this._firstNegotiation = false
     })
@@ -536,9 +536,9 @@ export class Peer extends Emitter<{
     if (this.initiator) {
       if (this._isNegotiating) {
         this._queuedNegotiation = true
-        log("already negotiating, queueing")
+        log('already negotiating, queueing')
       } else {
-        log("start negotiation")
+        log('start negotiation')
         setTimeout(() => {
           // HACK: Chrome crashes if we immediately call createOffer
           this._createOffer()
@@ -547,12 +547,12 @@ export class Peer extends Emitter<{
     } else {
       if (this._isNegotiating) {
         this._queuedNegotiation = true
-        log("already negotiating, queueing")
+        log('already negotiating, queueing')
       } else {
-        log("requesting negotiation from initiator")
-        this.emit("signal", {
+        log('requesting negotiation from initiator')
+        this.emit('signal', {
           // request initiator to renegotiate
-          type: "renegotiate",
+          type: 'renegotiate',
           renegotiate: true,
         })
       }
@@ -561,18 +561,18 @@ export class Peer extends Emitter<{
   }
 
   destroy(err?: { message: any }) {
-    log("destroy", err)
+    log('destroy', err)
     if (this.destroyed || this.destroying) return
     this.destroying = true
 
-    log("destroying (error: %s)", err && (err.message || err))
+    log('destroying (error: %s)', err && (err.message || err))
 
     queueMicrotask(() => {
       // allow events concurrent with the call to _destroy() to fire (see #692)
       this.destroyed = true
       this.destroying = false
 
-      log("destroy (error: %s)", err && (err.message || err))
+      log('destroy (error: %s)', err && (err.message || err))
 
       this._connected = false
       this._pcReady = false
@@ -616,8 +616,8 @@ export class Peer extends Emitter<{
       this._pc = null
       this._channel = null
 
-      if (err) this.emit("error", err)
-      this.emit("close")
+      if (err) this.emit('error', err)
+      this.emit('close')
     })
   }
 
@@ -628,16 +628,16 @@ export class Peer extends Emitter<{
       // See: https://github.com/feross/simple-peer/issues/163
       return this.destroy(
         errCode(
-          new Error("Data channel event is missing `channel` property"),
-          "ERR_DATA_CHANNEL"
+          new Error('Data channel event is missing `channel` property'),
+          'ERR_DATA_CHANNEL'
         )
       )
     }
 
     this._channel = event.channel
-    this._channel.binaryType = "arraybuffer"
+    this._channel.binaryType = 'arraybuffer'
 
-    if (typeof this._channel.bufferedAmountLowThreshold === "number") {
+    if (typeof this._channel.bufferedAmountLowThreshold === 'number') {
       this._channel.bufferedAmountLowThreshold = MAX_BUFFERED_AMOUNT
     }
 
@@ -656,7 +656,7 @@ export class Peer extends Emitter<{
       this._onChannelClose()
     }
     this._channel.onerror = (err: any) => {
-      this.destroy(errCode(err, "ERR_DATA_CHANNEL"))
+      this.destroy(errCode(err, 'ERR_DATA_CHANNEL'))
     }
 
     // HACK: Chrome will sometimes get stuck in readyState "closing", let's check for this condition
@@ -664,7 +664,7 @@ export class Peer extends Emitter<{
     let isClosing = false
     this._closingInterval = setInterval(() => {
       // No "onclosing" event
-      if (this._channel && this._channel.readyState === "closing") {
+      if (this._channel && this._channel.readyState === 'closing') {
         if (isClosing) this._onChannelClose() // closing timed out: equivalent to onclose firing
         isClosing = true
       } else {
@@ -676,13 +676,13 @@ export class Peer extends Emitter<{
   _startIceCompleteTimeout() {
     if (this.destroyed) return
     if (this._iceCompleteTimer) return
-    log("started iceComplete timeout")
+    log('started iceComplete timeout')
     this._iceCompleteTimer = setTimeout(() => {
       if (!this._iceComplete) {
         this._iceComplete = true
-        log("iceComplete timeout completed")
-        this.emit("iceTimeout")
-        this.emit("_iceComplete")
+        log('iceComplete timeout completed')
+        this.emit('iceTimeout')
+        this.emit('_iceComplete')
       }
     }, this.iceCompleteTimeout)
   }
@@ -702,28 +702,28 @@ export class Peer extends Emitter<{
         const sendOffer = () => {
           if (this.destroyed) return
           const signal = this._pc.localDescription || offer
-          log("signal")
-          this.emit("signal", {
+          log('signal')
+          this.emit('signal', {
             type: signal.type,
             sdp: signal.sdp,
           })
         }
 
         const onSuccess = () => {
-          log("createOffer success")
+          log('createOffer success')
           if (this.destroyed) return
           if (this.trickle || this._iceComplete) sendOffer()
-          else this.once("_iceComplete", sendOffer) // throw new Error("Method not implemented.") // this.once("_iceComplete", sendOffer) // wait for candidates
+          else this.once('_iceComplete', sendOffer) // throw new Error("Method not implemented.") // this.once("_iceComplete", sendOffer) // wait for candidates
         }
 
         const onError = (err: any) => {
-          this.destroy(errCode(err, "ERR_SET_LOCAL_DESCRIPTION"))
+          this.destroy(errCode(err, 'ERR_SET_LOCAL_DESCRIPTION'))
         }
 
         this._pc.setLocalDescription(offer).then(onSuccess).catch(onError)
       })
       .catch((err: any) => {
-        this.destroy(errCode(err, "ERR_CREATE_OFFER"))
+        this.destroy(errCode(err, 'ERR_CREATE_OFFER'))
       })
   }
 
@@ -765,8 +765,8 @@ export class Peer extends Emitter<{
         const sendAnswer = () => {
           if (this.destroyed) return
           const signal = this._pc.localDescription || answer
-          log("signal")
-          this.emit("signal", {
+          log('signal')
+          this.emit('signal', {
             type: signal.type,
             sdp: signal.sdp,
           })
@@ -776,68 +776,68 @@ export class Peer extends Emitter<{
         const onSuccess = () => {
           if (this.destroyed) return
           if (this.trickle || this._iceComplete) sendAnswer()
-          else this.once("_iceComplete", sendAnswer)
+          else this.once('_iceComplete', sendAnswer)
         }
 
         const onError = (err: any) => {
-          this.destroy(errCode(err, "ERR_SET_LOCAL_DESCRIPTION"))
+          this.destroy(errCode(err, 'ERR_SET_LOCAL_DESCRIPTION'))
         }
 
         this._pc.setLocalDescription(answer).then(onSuccess).catch(onError)
       })
       .catch((err: any) => {
-        this.destroy(errCode(err, "ERR_CREATE_ANSWER"))
+        this.destroy(errCode(err, 'ERR_CREATE_ANSWER'))
       })
   }
 
   _onConnectionStateChange() {
-    log("_onConnectionStateChange")
+    log('_onConnectionStateChange')
     if (this.destroyed) return
-    if (this._pc.connectionState === "failed") {
+    if (this._pc.connectionState === 'failed') {
       this.destroy(
-        errCode(new Error("Connection failed."), "ERR_CONNECTION_FAILURE")
+        errCode(new Error('Connection failed.'), 'ERR_CONNECTION_FAILURE')
       )
     }
   }
 
   _onIceStateChange() {
-    log("_onIceStateChange")
+    log('_onIceStateChange')
     if (this.destroyed) return
     const iceConnectionState = this._pc.iceConnectionState
     const iceGatheringState = this._pc.iceGatheringState
 
     log(
-      "iceStateChange (connection: %s) (gathering: %s)",
+      'iceStateChange (connection: %s) (gathering: %s)',
       iceConnectionState,
       iceGatheringState
     )
-    this.emit("iceStateChange", iceConnectionState, iceGatheringState)
+    this.emit('iceStateChange', iceConnectionState, iceGatheringState)
 
     if (
-      iceConnectionState === "connected" ||
-      iceConnectionState === "completed"
+      iceConnectionState === 'connected' ||
+      iceConnectionState === 'completed'
     ) {
       this._pcReady = true
       this._maybeReady()
     }
 
-    if (iceConnectionState === "disconnected") {
-      this.emit("disconnect")
+    if (iceConnectionState === 'disconnected') {
+      this.emit('disconnect')
     }
 
-    if (iceConnectionState === "failed") {
+    if (iceConnectionState === 'failed') {
       this.destroy(
         errCode(
-          new Error("Ice connection failed."),
-          "ERR_ICE_CONNECTION_FAILURE"
+          new Error('Ice connection failed.'),
+          'ERR_ICE_CONNECTION_FAILURE'
         )
       )
     }
-    if (iceConnectionState === "closed") {
+    if (iceConnectionState === 'closed') {
       this.destroy(
         errCode(
-          new Error("Ice connection closed."),
-          "ERR_ICE_CONNECTION_CLOSED"
+          new Error('Ice connection closed.'),
+          'ERR_ICE_CONNECTION_CLOSED'
         )
       )
     }
@@ -846,7 +846,7 @@ export class Peer extends Emitter<{
   getStats(cb: Function) {
     // statreports can come with a value array instead of properties
     const flattenValues = (report: { values?: any }) => {
-      if (Object.prototype.toString.call(report.values) === "[object Array]") {
+      if (Object.prototype.toString.call(report.values) === '[object Array]') {
         report.values.forEach((value: any) => {
           Object.assign(report, value)
         })
@@ -908,7 +908,7 @@ export class Peer extends Emitter<{
   }
 
   _maybeReady() {
-    log("maybeReady pc %s channel %s", this._pcReady, this._channelReady)
+    log('maybeReady pc %s channel %s', this._pcReady, this._channelReady)
     if (
       this._connected ||
       this._connecting ||
@@ -939,18 +939,18 @@ export class Peer extends Emitter<{
           // TODO: Once all browsers support the hyphenated stats report types, remove
           // the non-hypenated ones
           if (
-            item.type === "remotecandidate" ||
-            item.type === "remote-candidate"
+            item.type === 'remotecandidate' ||
+            item.type === 'remote-candidate'
           ) {
             remoteCandidates[item.id] = item
           }
           if (
-            item.type === "localcandidate" ||
-            item.type === "local-candidate"
+            item.type === 'localcandidate' ||
+            item.type === 'local-candidate'
           ) {
             localCandidates[item.id] = item
           }
-          if (item.type === "candidatepair" || item.type === "candidate-pair") {
+          if (item.type === 'candidatepair' || item.type === 'candidate-pair') {
             candidatePairs[item.id] = item
           }
         })
@@ -974,15 +974,15 @@ export class Peer extends Emitter<{
             this.localAddress = local.ipAddress
             this.localPort = Number(local.portNumber)
           } else if (
-            typeof selectedCandidatePair.googLocalAddress === "string"
+            typeof selectedCandidatePair.googLocalAddress === 'string'
           ) {
             // TODO: remove this once Chrome 58 is released
-            local = selectedCandidatePair.googLocalAddress.split(":")
+            local = selectedCandidatePair.googLocalAddress.split(':')
             this.localAddress = local[0]
             this.localPort = Number(local[1])
           }
           if (this.localAddress) {
-            this.localFamily = this.localAddress.includes(":") ? "IPv6" : "IPv4"
+            this.localFamily = this.localAddress.includes(':') ? 'IPv6' : 'IPv4'
           }
 
           let remote = remoteCandidates[selectedCandidatePair.remoteCandidateId]
@@ -996,17 +996,17 @@ export class Peer extends Emitter<{
             this.remoteAddress = remote.ipAddress
             this.remotePort = Number(remote.portNumber)
           } else if (
-            typeof selectedCandidatePair.googRemoteAddress === "string"
+            typeof selectedCandidatePair.googRemoteAddress === 'string'
           ) {
             // TODO: remove this once Chrome 58 is released
-            remote = selectedCandidatePair.googRemoteAddress.split(":")
+            remote = selectedCandidatePair.googRemoteAddress.split(':')
             this.remoteAddress = remote[0]
             this.remotePort = Number(remote[1])
           }
           if (this.remoteAddress) {
-            this.remoteFamily = this.remoteAddress.includes(":")
-              ? "IPv6"
-              : "IPv4"
+            this.remoteFamily = this.remoteAddress.includes(':')
+              ? 'IPv6'
+              : 'IPv4'
           }
 
           log(
@@ -1022,7 +1022,7 @@ export class Peer extends Emitter<{
             selected: any
           }) => {
             // Spec-compliant
-            if (item.type === "transport" && item.selectedCandidatePairId) {
+            if (item.type === 'transport' && item.selectedCandidatePairId) {
               setSelectedCandidatePair(
                 candidatePairs[item.selectedCandidatePairId]
               )
@@ -1030,10 +1030,10 @@ export class Peer extends Emitter<{
 
             // Old implementations
             if (
-              (item.type === "googCandidatePair" &&
-                item.googActiveConnection === "true") ||
-              ((item.type === "candidatepair" ||
-                item.type === "candidate-pair") &&
+              (item.type === 'googCandidatePair' &&
+                item.googActiveConnection === 'true') ||
+              ((item.type === 'candidatepair' ||
+                item.type === 'candidate-pair') &&
                 item.selected)
             ) {
               // @ts-ignore
@@ -1060,7 +1060,7 @@ export class Peer extends Emitter<{
           try {
             this.send(this._chunk)
           } catch (err: any) {
-            return this.destroy(errCode(err, "ERR_DATA_CHANNEL"))
+            return this.destroy(errCode(err, 'ERR_DATA_CHANNEL'))
           }
           this._chunk = null
           log('sent chunk from "write before connect"')
@@ -1072,13 +1072,13 @@ export class Peer extends Emitter<{
 
         // If `bufferedAmountLowThreshold` and 'onbufferedamountlow' are unsupported,
         // fallback to using setInterval to implement backpressure.
-        if (typeof this._channel.bufferedAmountLowThreshold !== "number") {
+        if (typeof this._channel.bufferedAmountLowThreshold !== 'number') {
           this._interval = setInterval(() => this._onInterval(), 150)
           if (this._interval.unref) this._interval.unref()
         }
 
-        log("connect")
-        this.emit("connect")
+        log('connect')
+        this.emit('connect')
       })
     }
     findCandidatePair()
@@ -1098,11 +1098,11 @@ export class Peer extends Emitter<{
   _onSignalingStateChange() {
     if (this.destroyed) return
 
-    if (this._pc.signalingState === "stable") {
+    if (this._pc.signalingState === 'stable') {
       this._isNegotiating = false
 
       // HACK: Firefox doesn't yet support removing tracks when signalingState !== 'stable'
-      log("flushing sender queue", this._sendersAwaitingStable)
+      log('flushing sender queue', this._sendersAwaitingStable)
       this._sendersAwaitingStable.forEach((sender) => {
         this._pc.removeTrack(sender)
         this._queuedNegotiation = true
@@ -1110,17 +1110,17 @@ export class Peer extends Emitter<{
       this._sendersAwaitingStable = []
 
       if (this._queuedNegotiation) {
-        log("flushing negotiation queue")
+        log('flushing negotiation queue')
         this._queuedNegotiation = false
         this._needsNegotiation() // negotiate again
       } else {
-        log("negotiated")
-        this.emit("negotiated")
+        log('negotiated')
+        this.emit('negotiated')
       }
     }
 
-    log("signalingStateChange %s", this._pc.signalingState)
-    this.emit("signalingStateChange", this._pc.signalingState)
+    log('signalingStateChange %s', this._pc.signalingState)
+    this.emit('signalingStateChange', this._pc.signalingState)
   }
 
   _onIceCandidate(event: {
@@ -1128,8 +1128,8 @@ export class Peer extends Emitter<{
   }) {
     if (this.destroyed) return
     if (event.candidate && this.trickle) {
-      this.emit("signal", {
-        type: "candidate",
+      this.emit('signal', {
+        type: 'candidate',
         candidate: {
           candidate: event.candidate.candidate,
           sdpMLineIndex: event.candidate.sdpMLineIndex,
@@ -1138,7 +1138,7 @@ export class Peer extends Emitter<{
       })
     } else if (!event.candidate && !this._iceComplete) {
       this._iceComplete = true
-      this.emit("_iceComplete")
+      this.emit('_iceComplete')
     }
     // as soon as we've received one valid candidate start timeout
     if (event.candidate) {
@@ -1150,12 +1150,12 @@ export class Peer extends Emitter<{
     if (this.destroyed) return
     let data = event.data
     if (data instanceof ArrayBuffer) data = new Uint8Array(data)
-    this.emit("data", data)
+    this.emit('data', data)
   }
 
   _onChannelBufferedAmountLow() {
     if (this.destroyed || !this._cb) return
-    log("ending backpressure: bufferedAmount %d", this._channel.bufferedAmount)
+    log('ending backpressure: bufferedAmount %d', this._channel.bufferedAmount)
     const cb = this._cb
     this._cb = null
     cb(null)
@@ -1163,14 +1163,14 @@ export class Peer extends Emitter<{
 
   _onChannelOpen() {
     if (this._connected || this.destroyed) return
-    log("on channel open")
+    log('on channel open')
     this._channelReady = true
     this._maybeReady()
   }
 
   _onChannelClose() {
     if (this.destroyed) return
-    log("on channel close")
+    log('on channel close')
     this.destroy()
   }
 
@@ -1178,8 +1178,8 @@ export class Peer extends Emitter<{
     if (this.destroyed) return
 
     event.streams.forEach((eventStream: MediaStream) => {
-      log("on track")
-      this.emit("track", event.track, eventStream)
+      log('on track')
+      this.emit('track', event.track, eventStream)
 
       this._remoteTracks.push({
         track: event.track,
@@ -1196,8 +1196,8 @@ export class Peer extends Emitter<{
 
       this._remoteStreams.push(eventStream)
       queueMicrotask(() => {
-        log("on stream")
-        this.emit("stream", eventStream) // ensure all tracks have been added
+        log('on stream')
+        this.emit('stream', eventStream) // ensure all tracks have been added
       })
     })
   }
diff --git a/src/logic/stream.js b/src/logic/stream.js
index 660b8ec..7921456 100644
--- a/src/logic/stream.js
+++ b/src/logic/stream.js
@@ -1,7 +1,7 @@
-import { Logger } from "zeed"
-import { trackException, trackSilentException } from "../bugs"
+import { Logger } from 'zeed'
+import { trackException, trackSilentException } from '../bugs'
 
-const log = Logger("app:stream")
+const log = Logger('app:stream')
 
 export async function getDevices() {
   try {
@@ -62,26 +62,26 @@ export async function getUserMedia(
     },
     video: {
       ...defaultVideoConstraints,
-      facingMode: "user",
+      facingMode: 'user',
     },
   }
 ) {
   try {
     // Solution via https://stackoverflow.com/a/47958949/140927
     // Only available for HTTPS! See https://developer.mozilla.org/en-US/docs/Web/API/MediaDevices/getUserMedia#Security
-    log("getUserMedia constraints", constraints)
+    log('getUserMedia constraints', constraints)
     let stream = await __getUserMedia(constraints)
     return { stream }
   } catch (err) {
     const name = err?.name || err?.toString()
-    if (name === "NotAllowedError") {
+    if (name === 'NotAllowedError') {
       return {
         error:
-          "You denied access to your camera and microphone. Please check your setup.",
+          'You denied access to your camera and microphone. Please check your setup.',
       }
-    } else if (name === "NotFoundError") {
+    } else if (name === 'NotFoundError') {
       return {
-        error: "No camera or microphone has been found!",
+        error: 'No camera or microphone has been found!',
       }
     }
     trackException(err)
@@ -111,31 +111,31 @@ export async function getUserMedia(
 export async function getDisplayMedia(
   constraints = {
     video: {
-      cursor: "always",
+      cursor: 'always',
     },
   }
 ) {
   try {
     if (!navigator?.mediaDevices?.getDisplayMedia) {
       return {
-        error: "Accessing the desktop is not available.",
+        error: 'Accessing the desktop is not available.',
       }
     }
     // Solution via https://stackoverflow.com/a/47958949/140927
     // Only available for HTTPS! See https://developer.mozilla.org/en-US/docs/Web/API/MediaDevices/getUserMedia#Security
-    log("getDisplayMedia constraints", constraints)
+    log('getDisplayMedia constraints', constraints)
     let stream = await navigator.mediaDevices.getDisplayMedia(constraints)
     return { stream }
   } catch (err) {
     const name = err?.name || err?.toString()
-    if (name === "NotAllowedError") {
+    if (name === 'NotAllowedError') {
       return {
         error:
-          "You denied access to your camera and microphone. Please check your setup.",
+          'You denied access to your camera and microphone. Please check your setup.',
       }
-    } else if (name === "NotFoundError") {
+    } else if (name === 'NotFoundError') {
       return {
-        error: "No camera or microphone has been found!",
+        error: 'No camera or microphone has been found!',
       }
     }
     trackException(err)
@@ -151,7 +151,7 @@ export function setAudioTracks(stream, audioTracks) {
     try {
       stream.addTrack(t)
     } catch (err) {
-      if (err?.message !== "Track has already been added to that stream.") {
+      if (err?.message !== 'Track has already been added to that stream.') {
         trackSilentException(err)
       }
     }
diff --git a/src/logic/webrtc-peer.js b/src/logic/webrtc-peer.js
index 6c2ef96..8355450 100644
--- a/src/logic/webrtc-peer.js
+++ b/src/logic/webrtc-peer.js
@@ -1,16 +1,16 @@
 // Copyright (c) 2020-2022 Dirk Holtwick. All rights reserved. https://holtwick.de/copyright
 
-import { Emitter, encodeBase32, Logger } from "zeed"
-import { trackException } from "../bugs"
-import { cloneObject } from "../lib/base"
+import { Emitter, encodeBase32, Logger } from 'zeed'
+import { trackException } from '../bugs'
+import { cloneObject } from '../lib/base'
 import {
   getFingerprintString,
   sha256Messages,
   splitByNChars,
-} from "./fingerprint"
-import { Peer } from "./simple-peer"
+} from './fingerprint'
+import { Peer } from './simple-peer'
 
-const log = Logger("app:webrtc-peer")
+const log = Logger('app:webrtc-peer')
 
 let ctr = 1
 
@@ -25,12 +25,12 @@ export class WebRTCPeer extends Emitter {
     this.remote = remote
     this.local = local
     this.initiator = opt.initiator
-    this.room = opt.room || ""
-    this.id = "webrtc-peer" + ctr++
-    this.fingerprint = ""
-    this.name = ""
+    this.room = opt.room || ''
+    this.id = 'webrtc-peer' + ctr++
+    this.fingerprint = ''
+    this.name = ''
 
-    log("peer", this.id)
+    log('peer', this.id)
     this.setupPeer(opt)
   }
 
@@ -49,18 +49,18 @@ export class WebRTCPeer extends Emitter {
       },
     })
 
-    log("Peer opts:", opts)
+    log('Peer opts:', opts)
 
     // https://github.com/feross/simple-peer/blob/master/README.md
     this.peer = new Peer(opts)
 
-    this.peer.on("close", (_) => this.close())
+    this.peer.on('close', (_) => this.close())
 
     // We receive a connection error
-    this.peer.on("error", (err) => {
+    this.peer.on('error', (err) => {
       log(`${this.id} | error`, err)
       this.error = err
-      this.emit("error", err)
+      this.emit('error', err)
       this.close()
       setTimeout(() => {
         this.setupPeer(opt) // ???
@@ -70,44 +70,44 @@ export class WebRTCPeer extends Emitter {
     // This means, we received network details (signal) we need to provide
     // the remote peer, so he can set up a connection to us. Usually we will
     // send this over a separate channel like the web socket signaling server
-    this.peer.on("signal", (data) => {
+    this.peer.on('signal', (data) => {
       // log(`${this.id} | signal`, this.initiator)
-      this.emit("signal", data)
+      this.emit('signal', data)
     })
 
-    this.peer.on("signalingStateChange", async (_) => {
+    this.peer.on('signalingStateChange', async (_) => {
       const fpl =
-        getFingerprintString(this.peer?._pc?.currentLocalDescription?.sdp) || ""
+        getFingerprintString(this.peer?._pc?.currentLocalDescription?.sdp) || ''
       const fpr =
         getFingerprintString(this.peer?._pc?.currentRemoteDescription?.sdp) ||
-        ""
+        ''
       if (fpl && fpr) {
         const digest = await sha256Messages(this.room, fpl, fpr)
         this.fingerprint = splitByNChars(encodeBase32(digest), 4)
       } else {
-        this.fingerprint = ""
+        this.fingerprint = ''
       }
     })
 
     // We received data from the peer
-    this.peer.on("data", (data) => {
+    this.peer.on('data', (data) => {
       log(`${this.id} | data`, data)
-      this.emit("data", data)
-      this.emit("message", { data }) // Channel compat
+      this.emit('data', data)
+      this.emit('message', { data }) // Channel compat
     })
 
     // Connection succeeded
-    this.peer.on("connect", (event) => {
+    this.peer.on('connect', (event) => {
       log(`${this.id} | connect`, event)
       this.active = true
       // p.send('whatever' + Math.random())
-      this.emit("connect", event)
+      this.emit('connect', event)
     })
 
-    this.peer.on("stream", (stream) => {
-      log("new stream", stream)
+    this.peer.on('stream', (stream) => {
+      log('new stream', stream)
       this.stream = stream
-      this.emit("stream", stream)
+      this.emit('stream', stream)
     })
   }
 
@@ -143,7 +143,7 @@ export class WebRTCPeer extends Emitter {
       // }
       this.peer.signal(data)
     } else {
-      log("Tried to set signal on destroyed peer", this.peer, data)
+      log('Tried to set signal on destroyed peer', this.peer, data)
     }
   }
 
@@ -153,7 +153,7 @@ export class WebRTCPeer extends Emitter {
   }
 
   close() {
-    this.emit("close")
+    this.emit('close')
     this.active = false
     this.peer?.destroy()
   }
diff --git a/src/logic/webrtc.ts b/src/logic/webrtc.ts
index 484ae09..1693047 100644
--- a/src/logic/webrtc.ts
+++ b/src/logic/webrtc.ts
@@ -1,13 +1,13 @@
 // Copyright (c) 2020-2022 Dirk Holtwick. All rights reserved. https://holtwick.de/copyright
 
-import { WebSocketConnection } from "@zerva/websocket"
-import { Emitter, Logger, uuid } from "zeed"
-import { SIGNAL_SERVER_URL } from "../config"
-import { assert } from "../lib/assert"
-import { state } from "../state"
-import { WebRTCPeer } from "./webrtc-peer"
+import { WebSocketConnection } from '@zerva/websocket'
+import { Emitter, Logger, uuid } from 'zeed'
+import { SIGNAL_SERVER_URL } from '../config'
+import { assert } from '../lib/assert'
+import { state } from '../state'
+import { WebRTCPeer } from './webrtc-peer'
 
-const log = Logger("app:webrtc")
+const log = Logger('app:webrtc')
 
 // Handles multiple connections, one to each peer
 export class WebRTC extends Emitter {
@@ -34,23 +34,23 @@ export class WebRTC extends Emitter {
 
       let channel = new WebSocketConnection(SIGNAL_SERVER_URL)
 
-      channel.on("connect", () => {
+      channel.on('connect', () => {
         channel.postMessage(
-          JSON.stringify({ name: "status", data: { ping: id } })
+          JSON.stringify({ name: 'status', data: { ping: id } })
         )
       })
 
-      channel.on("message", (event) => {
+      channel.on('message', (event) => {
         let { name, data } = JSON.parse(event.data)
-        log("check result", name, data)
-        if (name === "status") {
+        log('check result', name, data)
+        if (name === 'status') {
           data.ok = data.pong === id
           if (data.ok) {
             resolve(data)
             return
           }
         }
-        reject("error")
+        reject('error')
         channel.close()
       })
     })
@@ -70,12 +70,12 @@ export class WebRTC extends Emitter {
     peerSettings?: any
   } = {}) {
     super()
-    assert(room, "room cannot be empty")
+    assert(room, 'room cannot be empty')
 
     this.room = room
     this.peerSettings = peerSettings
 
-    log("webrtc contacts signal server")
+    log('webrtc contacts signal server')
 
     this.websocketChannel = new WebSocketConnection(SIGNAL_SERVER_URL)
 
@@ -86,12 +86,12 @@ export class WebRTC extends Emitter {
           peer.close()
           delete this.peerConnections[id]
           this.updateStatus()
-          this.emit("disconnected", { peer })
+          this.emit('disconnected', { peer })
         }
       },
 
       joined: ({ room, peers, self }) => {
-        log("joined", state, room, peers)
+        log('joined', state, room, peers)
 
         this.websocketId = self
 
@@ -130,17 +130,17 @@ export class WebRTC extends Emitter {
       },
 
       error: (info: any) => {
-        log.error("websocket error server side:", info)
+        log.error('websocket error server side:', info)
       },
     }
 
-    this.websocketChannel.on("message", (event) => {
-      log("onMessage:", event)
+    this.websocketChannel.on('message', (event) => {
+      log('onMessage:', event)
       try {
         let { name, data } = JSON.parse(event.data)
         methods[name]?.(data)
       } catch (err) {
-        log.error("onMessage error:", err)
+        log.error('onMessage error:', err)
       }
     })
 
@@ -149,15 +149,15 @@ export class WebRTC extends Emitter {
     // connected.value = false
     // })
 
-    this.websocketChannel.on("close", () => {
+    this.websocketChannel.on('close', () => {
       //   log("channel close")
       //   connected.value = false
     })
 
-    this.websocketChannel.on("connect", () => {
-      log("onConnect")
+    this.websocketChannel.on('connect', () => {
+      log('onConnect')
       // this.channelEmit("status", { hello: "world" })
-      this.channelEmit("join", { room })
+      this.channelEmit('join', { room })
     })
   }
 
@@ -177,7 +177,7 @@ export class WebRTC extends Emitter {
         peer,
       }
     })
-    this.emit("status", { status })
+    this.emit('status', { status })
   }
 
   getPeer(id: string) {
@@ -200,9 +200,9 @@ export class WebRTC extends Emitter {
 
     // We received the local signal (i.e. network location description) that
     // we will now send via web socket signaling server to the remote peer
-    peer.on("signal", (signal) => {
+    peer.on('signal', (signal) => {
       // log('received peer signal', remote)
-      this.channelEmit("signal", {
+      this.channelEmit('signal', {
         from: local,
         to: remote,
         signal,
@@ -211,28 +211,28 @@ export class WebRTC extends Emitter {
     })
 
     // The full connection is established, from now on we can exchange data
-    peer.on("connect", () => {
-      this.emit("connected", { peer })
+    peer.on('connect', () => {
+      this.emit('connected', { peer })
       this.updateStatus()
     })
 
     // A message from the remote peer
-    peer.on("data", (data) => {
+    peer.on('data', (data) => {
       // depr
       let { type, ...msg } = JSON.parse(data)
       this.emit(type, msg)
     })
 
-    peer.on("message", (data) => {
-      this.emit("message", data) // Channel compat
+    peer.on('message', (data) => {
+      this.emit('message', data) // Channel compat
     })
 
-    peer.on("stream", (_) => this.updateStatus())
-    peer.on("track", (_) => this.updateStatus())
+    peer.on('stream', (_) => this.updateStatus())
+    peer.on('track', (_) => this.updateStatus())
 
     // Listening to userInfo and emitting back with local peer info
-    this.on("userInfo", (data) => {
-      this.emit("userInfoWithPeer", { peer, data })
+    this.on('userInfo', (data) => {
+      this.emit('userInfoWithPeer', { peer, data })
     })
 
     return peer
diff --git a/src/main.js b/src/main.js
index 932e27f..4c25e8a 100644
--- a/src/main.js
+++ b/src/main.js
@@ -1,37 +1,37 @@
-import Vue from "vue"
-import { Logger } from "zeed"
-import App from "./app.vue"
-import { setupBugTracker } from "./bugs"
-import locale from "./lib/locale"
-import de from "./locales/de.json"
-import en from "./locales/en.json"
-import es from "./locales/es.json"
-import fr from "./locales/fr.json"
-import id from "./locales/id.json"
-import it from "./locales/it.json"
-import pt from "./locales/pt.json"
-import ro from "./locales/ro.json"
-import ru from "./locales/ru.json"
-import tr from "./locales/tr.json"
-import zh from "./locales/zh.json"
-import { postUpdateToIframeParent, state } from "./state"
+import Vue from 'vue'
+import { Logger } from 'zeed'
+import App from './app.vue'
+import { setupBugTracker } from './bugs'
+import locale from './lib/locale'
+import de from './locales/de.json'
+import en from './locales/en.json'
+import es from './locales/es.json'
+import fr from './locales/fr.json'
+import id from './locales/id.json'
+import it from './locales/it.json'
+import pt from './locales/pt.json'
+import ro from './locales/ro.json'
+import ru from './locales/ru.json'
+import tr from './locales/tr.json'
+import zh from './locales/zh.json'
+import { postUpdateToIframeParent, state } from './state'
 
 // import "./logic/registerServiceWorker"
 
-const log = Logger("main")
+const log = Logger('main')
 
 log(`env = ${JSON.stringify(import.meta.env, null, 2)}`)
 
 // Force removal of 1.0 service-workers
 try {
-  log("try removal of service workers")
+  log('try removal of service workers')
   navigator.serviceWorker.getRegistrations().then(function (registrations) {
     for (let registration of registrations) {
       registration.unregister()
     }
   })
 } catch (err) {
-  log.error("Unregistering failed", err)
+  log.error('Unregistering failed', err)
 }
 
 // This will be done privacy conform, see bugs/README-BUGTRACKER.md
@@ -50,7 +50,7 @@ setupBugTracker()
 window.iOS = navigator?.platform?.match(/(iPhone|iPod|iPad)/i) != null
 window.iPhone = navigator?.platform?.match(/(iPhone|iPod)/i) != null
 if (window.iPhone) {
-  log("Identified Phone of a native app")
+  log('Identified Phone of a native app')
 }
 
 Vue.config.productionTip = false
@@ -71,7 +71,7 @@ Vue.mixin({
     openExternalLink(event) {
       if (window.electron) {
         let href
-        if (typeof event === "string") {
+        if (typeof event === 'string') {
           href = event
         } else {
           let target = event?.target
@@ -80,7 +80,7 @@ Vue.mixin({
           }
           href = target?.href
         }
-        log.info("Open external link", event.target)
+        log.info('Open external link', event.target)
         if (href) {
           window.electron.shell.openExternal(href)
         }
@@ -110,11 +110,11 @@ Vue.use(locale, {
 
 new Vue({
   render: (h) => h(App),
-}).$mount("#app")
+}).$mount('#app')
 
 // Do some tests on the actual browser
 // localStorage.test = true
 
 if (localStorage?.test) {
-  import("./in-browser-test.js").then()
+  import('./in-browser-test.js').then()
 }
diff --git a/src/state.js b/src/state.js
index f40b92e..73d3a4e 100644
--- a/src/state.js
+++ b/src/state.js
@@ -1,5 +1,5 @@
-import { Logger, messages } from "zeed"
-import { trackException, trackSilentException } from "./bugs"
+import { Logger, messages } from 'zeed'
+import { trackException, trackSilentException } from './bugs'
 import {
   ROOM_PATH,
   SHOW_CHAT,
@@ -8,11 +8,11 @@ import {
   SHOW_INVITATION_HINT,
   SHOW_SETTINGS,
   SHOW_SHARE,
-} from "./config"
-import { isTrue, objectSnapshot } from "./lib/base.js"
-import { postMessageToParent } from "./lib/iframe.js"
-import { normalizeName } from "./lib/names"
-import { setupWebRTC } from "./logic/connection"
+} from './config'
+import { isTrue, objectSnapshot } from './lib/base.js'
+import { postMessageToParent } from './lib/iframe.js'
+import { normalizeName } from './lib/names'
+import { setupWebRTC } from './logic/connection'
 import {
   defaultAudioConstraints,
   defaultVideoConstraints,
@@ -20,45 +20,43 @@ import {
   getDisplayMedia,
   getUserMedia,
   setAudioTracks,
-} from "./logic/stream"
+} from './logic/stream'
 
-const log = Logger("app:state")
+const log = Logger('app:state')
 
 const screenshots = false
 
 // ROOM
 
-const isOriginalBriefing = ROOM_PATH === "/ng/"
+const isOriginalBriefing = ROOM_PATH === '/ng/'
 
 function getRoomByCurrentLocation() {
   const pathname = location.pathname
-  log("getRoomByCurrentLocation", pathname)
+  log('getRoomByCurrentLocation', pathname)
   if (isOriginalBriefing) {
-    let m = /^\/ngs?\/(.*?)$/gi.exec(pathname)
+    const m = /^\/ngs?\/(.*?)$/gi.exec(pathname)
     return m && m[1]
   } else {
-    if (pathname.startsWith(ROOM_PATH)) {
-      return pathname.substr(ROOM_PATH.length)
-    }
+    if (pathname.startsWith(ROOM_PATH)) return pathname.substr(ROOM_PATH.length)
   }
 }
 
 let room = getRoomByCurrentLocation()
-log.info("Room =", room)
+log.info('Room =', room)
 
 // Normalize URL matching to room
 try {
   const pathname = location.pathname
   if (
-    pathname === "/" ||
-    room === "" ||
+    pathname === '/' ||
+    room === '' ||
     room === null ||
-    (isOriginalBriefing && room === "/ng")
+    (isOriginalBriefing && room === '/ng')
   ) {
     room = null
-    history.pushState(null, null, isOriginalBriefing ? "/ng" : "/")
+    history.pushState(null, null, isOriginalBriefing ? '/ng' : '/')
   } else {
-    let newRoom = normalizeName(room)
+    const newRoom = normalizeName(room)
     if (room !== newRoom) {
       room = newRoom
       history.pushState(null, null, ROOM_PATH + newRoom)
@@ -69,22 +67,22 @@ try {
 }
 
 // Track URL changes and fix room
-window.addEventListener("popstate", (event) => {
+window.addEventListener('popstate', (event) => {
   state.room = getRoomByCurrentLocation()
-  log("popstate", state.room, event)
+  log('popstate', state.room, event)
 })
 
 // Hack to avoid more complex routing for now ;)
-const embedDemo = room === "embed-demo"
+const embedDemo = room === 'embed-demo'
 if (embedDemo) room = null
 
-log.info("Room =", room, "Embed Demo =", embedDemo)
+log.info('Room =', room, 'Embed Demo =', embedDemo)
 
 // STATE
 
 const urlParams = new URLSearchParams(window.location.search)
 
-export let state = {
+export const state = {
   // ID of this room
   room,
 
@@ -97,13 +95,13 @@ export let state = {
   bandwidth: false,
   fill: true,
 
-  backgroundMode: "",
+  backgroundMode: '',
   backgroundImageURL: null,
-  backgroundAuthor: "",
-  backgroundURL: "",
+  backgroundAuthor: '',
+  backgroundURL: '',
 
-  muteVideo: !isTrue(urlParams.get("video"), true),
-  muteAudio: !isTrue(urlParams.get("audio"), true),
+  muteVideo: !isTrue(urlParams.get('video'), true),
+  muteAudio: !isTrue(urlParams.get('audio'), true),
 
   deviceVideo: null,
   deviceAudio: null,
@@ -111,10 +109,10 @@ export let state = {
   devices: [],
 
   svg: {
-    stroke: "1.5",
+    stroke: '1.5',
   },
 
-  maximized: "",
+  maximized: '',
 
   // For notifications
   vapidPublicKey: null,
@@ -123,21 +121,21 @@ export let state = {
   requestBugTracking: false,
   embedDemo,
 
-  showInviteOnStart: isTrue(urlParams.get("invite"), SHOW_INVITATION),
-  showInviteHint: isTrue(urlParams.get("invite"), SHOW_INVITATION_HINT),
-  showFullscreen: isTrue(urlParams.get("fs"), SHOW_FULLSCREEN),
-  showSettings: isTrue(urlParams.get("prefs"), SHOW_SETTINGS),
-  showShare: isTrue(urlParams.get("share"), SHOW_SHARE),
-  showChat: isTrue(urlParams.get("chat"), SHOW_CHAT),
+  showInviteOnStart: isTrue(urlParams.get('invite'), SHOW_INVITATION),
+  showInviteHint: isTrue(urlParams.get('invite'), SHOW_INVITATION_HINT),
+  showFullscreen: isTrue(urlParams.get('fs'), SHOW_FULLSCREEN),
+  showSettings: isTrue(urlParams.get('prefs'), SHOW_SETTINGS),
+  showShare: isTrue(urlParams.get('share'), SHOW_SHARE),
+  showChat: isTrue(urlParams.get('chat'), SHOW_CHAT),
 
   screenshots,
 
   original: isOriginalBriefing,
 }
 
-messages.on("requestBugTracking", (_) => (state.requestBugTracking = true))
+messages.on('requestBugTracking', (_) => (state.requestBugTracking = true))
 
-messages.on("updateStream", updateStream)
+messages.on('updateStream', updateStream)
 
 function updateStream() {
   try {
@@ -154,50 +152,46 @@ function updateStream() {
   }
 }
 
-messages.on("switchMedia", switchMedia)
+messages.on('switchMedia', switchMedia)
 
 async function switchMedia() {
-  let audio = {
+  const audio = {
     ...defaultAudioConstraints,
   }
 
-  if (state.deviceAudio) {
-    audio.deviceId = state.deviceAudio
-  }
+  if (state.deviceAudio) audio.deviceId = state.deviceAudio
 
-  let video = {
+  const video = {
     ...defaultVideoConstraints,
   }
 
-  if (state.deviceVideo) {
-    video.deviceId = state.deviceVideo
-  }
+  if (state.deviceVideo) video.deviceId = state.deviceVideo
 
-  let constraints = {
+  const constraints = {
     audio,
     video,
   }
 
-  let stream, desktopStream, media
-  const showsDesktop = state.deviceVideo === "desktop"
+  let stream, desktopStream
+  const showsDesktop = state.deviceVideo === 'desktop'
 
   if (showsDesktop) {
-    let { stream } = await getDisplayMedia()
+    const { stream } = await getDisplayMedia()
     if (stream) {
       desktopStream = stream
       delete constraints.video
     }
   }
 
-  media = await getUserMedia(constraints)
+  const media = await getUserMedia(constraints)
   state.error = media.error
   stream = media.stream
 
-  log("Stream", stream, constraints)
+  log('Stream', stream, constraints)
   if (stream) {
     let success = true
 
-    let audioTracks = stream.getAudioTracks()
+    const audioTracks = stream.getAudioTracks()
     if (state.deviceAudio && audioTracks?.length <= 0) {
       state.deviceAudio = null
       success = false
@@ -209,62 +203,59 @@ async function switchMedia() {
       stream = desktopStream
     }
 
-    let videoTracks = stream.getVideoTracks()
+    const videoTracks = stream.getVideoTracks()
     if (state.deviceVideo && videoTracks?.length <= 0) {
       state.deviceVideo = null
       success = false
     }
 
     // Reset to defaults
-    if (!success) {
-      await switchMedia()
-    }
+    if (!success) await switchMedia()
   } else {
-    log.error("Media error:", media.error)
+    log.error('Media error:', media.error)
   }
 
   state.stream = stream
   updateStream()
-  messages.emit("setLocalStream", state.stream)
+  messages.emit('setLocalStream', state.stream)
 }
 
 export async function setup() {
-  log("Setup state")
+  log('Setup state')
   let rtc
   try {
     rtc = await setupWebRTC(state)
 
     if (!rtc) {
+      // eslint-disable-next-line no-alert
       alert(
-        "Your browser does not support the required WebRTC technologies.\n\nPlease reconnect using an up to date web browser.\n\nThanks for your understanding."
+        'Your browser does not support the required WebRTC technologies.\n\nPlease reconnect using an up to date web browser.\n\nThanks for your understanding.'
       )
       location.assign(ROOM_PATH)
       return
     }
 
-    let { stream, error } = await getUserMedia()
+    const { stream, error } = await getUserMedia()
     state.error = error
     if (stream) {
       // Safari getDevices only works immediately after getUserMedia (bug)
       state.devices = ((await getDevices()) || []).map((d) => {
-        log("found device", d)
+        log('found device', d)
         return {
-          kind: d?.kind?.toLowerCase() || "?",
+          kind: d?.kind?.toLowerCase() || '?',
           deviceId: d?.deviceId,
-          label: d.label || "Unknown name",
+          label: d.label || 'Unknown name',
         }
       })
     } else {
-      log.error("Media error", error)
+      log.error('Media error', error)
     }
 
     state.stream = stream
     updateStream()
-    messages.emit("setLocalStream", state.stream)
+    messages.emit('setLocalStream', state.stream)
 
-    if (!state.backgroundMode) {
-      setTimeout(switchMedia, 250)
-    }
+    if (!state.backgroundMode) setTimeout(switchMedia, 250)
   } catch (err) {
     trackException(err)
   }
@@ -278,13 +269,13 @@ export async function setup() {
 
 // Communicate to parent
 
-let lastUpdateSnapshot = ""
+let lastUpdateSnapshot = ''
 let counter = 0
 
 export function postUpdateToIframeParent() {
   setTimeout(() => {
     try {
-      let update = {
+      const update = {
         room: state.room,
         error: state.error,
         peers: Array.from(state.status || []).map((info) => ({
@@ -299,12 +290,12 @@ export function postUpdateToIframeParent() {
         muteAudio: state.muteAudio,
         maximized: state.maximized,
       }
-      let snapshot = objectSnapshot(update)
+      const snapshot = objectSnapshot(update)
       // log.log("snapshot", snapshot)
       if (snapshot !== lastUpdateSnapshot) {
         lastUpdateSnapshot = snapshot
         update.counter = counter++
-        postMessageToParent("status", update)
+        postMessageToParent('status', update)
       }
     } catch (err) {
       log.error(err)
diff --git a/src/ui/lib/directives/trapFocus.js b/src/ui/lib/directives/trapFocus.js
index f233c3a..10dee47 100644
--- a/src/ui/lib/directives/trapFocus.js
+++ b/src/ui/lib/directives/trapFocus.js
@@ -1,8 +1,8 @@
 // Copyright (c) 2020-2022 Dirk Holtwick. All rights reserved. https://holtwick.de/copyright
 
-import { Logger } from "zeed"
+import { Logger } from 'zeed'
 
-const log = Logger("app:trapFocus")
+const log = Logger('app:trapFocus')
 
 const findFocusable = (element) => {
   if (!element) {
@@ -32,14 +32,14 @@ let onKeyDown
 const bind = (el, { value = true }) => {
   if (value && el) {
     onKeyDown = (event) => {
-      log("trapped")
+      log('trapped')
       const focusable = Array.from(findFocusable(el))
-      let currentFocus = document.querySelector(":focus")
+      let currentFocus = document.querySelector(':focus')
       let index = focusable.findIndex((f) => f.isSameNode(currentFocus))
       let length = focusable.length
-      log("dic", focusable, currentFocus, index)
+      log('dic', focusable, currentFocus, index)
 
-      if (event.key === "Tab") {
+      if (event.key === 'Tab') {
         event.preventDefault()
         if (!event.shiftKey) {
           ++index
@@ -48,16 +48,16 @@ const bind = (el, { value = true }) => {
           --index
           if (index <= 0) index = length - 1
         }
-        log("index", index, length)
+        log('index', index, length)
         focusable[index].focus()
       }
     }
-    el.addEventListener("keydown", onKeyDown)
+    el.addEventListener('keydown', onKeyDown)
   }
 }
 
 const unbind = (el) => {
-  el?.removeEventListener("keydown", onKeyDown)
+  el?.removeEventListener('keydown', onKeyDown)
 }
 
 const directive = {
diff --git a/src/ui/lib/helpers.js b/src/ui/lib/helpers.js
index e532b52..5cc9739 100644
--- a/src/ui/lib/helpers.js
+++ b/src/ui/lib/helpers.js
@@ -2,9 +2,9 @@
 
 export function removeElement(el) {
   try {
-    if (typeof el.remove !== "undefined") {
+    if (typeof el.remove !== 'undefined') {
       el.remove()
-    } else if (typeof el.parentNode !== "undefined") {
+    } else if (typeof el.parentNode !== 'undefined') {
       el?.parentNode?.removeChild(el)
     }
   } catch (err) {}
diff --git a/src/ui/sea-button.scss b/src/ui/sea-button.scss
index 82ddae9..5b40c2c 100644
--- a/src/ui/sea-button.scss
+++ b/src/ui/sea-button.scss
@@ -1,6 +1,6 @@
 // Copyright (c) 2020-2022 Dirk Holtwick. All rights reserved. https://holtwick.de/copyright
 
-@import "../css/variables";
+@import '../css/variables';
 
 .sea-link {
   appearance: none;
diff --git a/src/ui/sea-button.vue b/src/ui/sea-button.vue
index 0eaa96a..051db83 100644
--- a/src/ui/sea-button.vue
+++ b/src/ui/sea-button.vue
@@ -26,28 +26,28 @@
 </template>
 
 <style lang="scss">
-@import "./sea-button";
+@import './sea-button';
 </style>
 
 <script>
-import { Logger } from "zeed"
-import { trackException } from "../bugs"
-import SeaSymbol from "./sea-symbol.vue"
+import { Logger } from 'zeed'
+import { trackException } from '../bugs'
+import SeaSymbol from './sea-symbol.vue'
 
-const log = Logger("ui:button")
+const log = Logger('ui:button')
 
 // @action, @click
 
 export default {
-  name: "sea-button",
+  name: 'sea-button',
   components: { SeaSymbol },
   props: {
     title: {
       type: String,
-      default: "",
+      default: '',
     },
     theme: {
-      default: "primary",
+      default: 'primary',
     },
     symbol: {
       type: String,
@@ -60,9 +60,9 @@ export default {
     },
     role: {
       type: String,
-      default: "button",
+      default: 'button',
       validator(value) {
-        return ["button", "link"].includes(value)
+        return ['button', 'link'].includes(value)
       },
     },
     active: {
@@ -91,8 +91,8 @@ export default {
       return {
         [`sea-${this.role}`]: true,
         [`-${this.theme}`]: true,
-        "-active": this.active === true,
-        "-has-title": this.slotted,
+        '-active': this.active === true,
+        '-has-title': this.slotted,
       }
     },
   },
@@ -104,9 +104,9 @@ export default {
       try {
         // ev.waitUntil = async () => null
         await this.$nextTick()
-        this.$emit("click", ev)
-        this.$emit("action", ev)
-        this.$emit("update:active", !this.active)
+        this.$emit('click', ev)
+        this.$emit('action', ev)
+        this.$emit('update:active', !this.active)
         if (ev.waitUntil) {
           await ev.waitUntil
         }
@@ -114,7 +114,7 @@ export default {
         trackException(err)
       }
       this.disabled = false
-      log("click done", ev.waitUntil)
+      log('click done', ev.waitUntil)
     },
     async doClick(ev) {
       if (!this.passive) {
diff --git a/src/ui/sea-form-group.vue b/src/ui/sea-form-group.vue
index a4a070b..537ee4d 100644
--- a/src/ui/sea-form-group.vue
+++ b/src/ui/sea-form-group.vue
@@ -12,10 +12,10 @@
 </template>
 
 <script>
-import { uuid } from "zeed"
+import { uuid } from 'zeed'
 
 export default {
-  name: "sea-form-group",
+  name: 'sea-form-group',
   props: {
     label: {
       type: String,
diff --git a/src/ui/sea-input-base.vue b/src/ui/sea-input-base.vue
index c42fc12..47d36f8 100644
--- a/src/ui/sea-input-base.vue
+++ b/src/ui/sea-input-base.vue
@@ -78,12 +78,12 @@
 </template>
 
 <script>
-import { Logger } from "zeed"
+import { Logger } from 'zeed'
 
-const log = Logger("app:fa-textarea")
+const log = Logger('app:fa-textarea')
 
 export default {
-  name: "sea-input-base",
+  name: 'sea-input-base',
   inheritAttrs: false,
   props: {
     label: {
@@ -92,7 +92,7 @@ export default {
     },
     placeholder: {
       type: String,
-      default: "Text",
+      default: 'Text',
     },
     value: {
       type: [String, Boolean, Number],
@@ -125,9 +125,9 @@ export default {
         return this.newValue
       },
       set(value) {
-        log("set value", value)
+        log('set value', value)
         this.newValue = value
-        this.$emit("input", value)
+        this.$emit('input', value)
         // !this.isValid && this.checkHtml5Validity()
       },
     },
diff --git a/src/ui/sea-link.vue b/src/ui/sea-link.vue
index c2380f0..053ded6 100644
--- a/src/ui/sea-link.vue
+++ b/src/ui/sea-link.vue
@@ -7,10 +7,10 @@
 </template>
 
 <script>
-import SeaButton from "./sea-button.vue"
+import SeaButton from './sea-button.vue'
 
 export default {
-  name: "sea-link",
+  name: 'sea-link',
   components: { SeaButton },
 }
 </script>
diff --git a/src/ui/sea-modal.scss b/src/ui/sea-modal.scss
index 2d306cf..72d0fb7 100644
--- a/src/ui/sea-modal.scss
+++ b/src/ui/sea-modal.scss
@@ -1,6 +1,6 @@
 // Copyright (c) 2020-2022 Dirk Holtwick. All rights reserved. https://holtwick.de/copyright
 
-@import "../css/variables";
+@import '../css/variables';
 
 $modalOverlayBackground: var(--overlay-color, rgba(black, 0.75));
 $modalSepColor: var(--separator-color, $gray-color-light);
diff --git a/src/ui/sea-modal.vue b/src/ui/sea-modal.vue
index c3a99f0..9c92b72 100644
--- a/src/ui/sea-modal.vue
+++ b/src/ui/sea-modal.vue
@@ -51,27 +51,27 @@
 </template>
 
 <style lang="scss">
-@import "./sea-modal";
+@import './sea-modal';
 </style>
 
 <script>
-import { Logger } from "zeed"
-import trapFocus from "./lib/directives/trapFocus"
-import { removeElement } from "./lib/helpers"
-import SeaLink from "./sea-link.vue"
-import SeaSymbol from "./sea-symbol.vue"
+import { Logger } from 'zeed'
+import trapFocus from './lib/directives/trapFocus'
+import { removeElement } from './lib/helpers'
+import SeaLink from './sea-link.vue'
+import SeaSymbol from './sea-symbol.vue'
 
-const log = Logger("ui:sea-modal")
+const log = Logger('ui:sea-modal')
 
 export default {
-  name: "sea-modal",
+  name: 'sea-modal',
   props: {
     active: {
       type: Boolean,
     },
     title: {
       type: String,
-      default: "",
+      default: '',
     },
     close: {
       type: Boolean,
@@ -86,7 +86,7 @@ export default {
       default: false,
     },
     role: {
-      default: "dialog",
+      default: 'dialog',
     },
     canCancel: {
       type: Boolean,
@@ -95,7 +95,7 @@ export default {
     onCancel: {
       type: Function,
       default: () => {
-        log("onCancel not defined")
+        log('onCancel not defined')
       },
     },
   },
@@ -108,8 +108,8 @@ export default {
   },
   methods: {
     doCancel() {
-      log("do cancel")
-      this.$emit("cancel")
+      log('do cancel')
+      this.$emit('cancel')
       let onCancel = this?.$parent?.onCancel || this?.onCancel
       if (onCancel) {
         onCancel.apply(null, arguments)
@@ -117,8 +117,8 @@ export default {
       this.doClose()
     },
     doClose() {
-      this.$emit("close", false)
-      this.$emit("update:active", false)
+      this.$emit('close', false)
+      this.$emit('update:active', false)
 
       if (this.standalone) {
         // Timeout for the animation complete before destroying
@@ -132,16 +132,16 @@ export default {
     keyPress(event) {
       if (this.active && event.keyCode === 27) {
         // Esc key
-        this.doCancel("escape")
+        this.doCancel('escape')
       }
     },
   },
   created() {
-    document?.addEventListener("keyup", this.keyPress)
+    document?.addEventListener('keyup', this.keyPress)
   },
   beforeMount() {
     // Insert the Dialog component in the element container
-    if (this.standalone && typeof window !== "undefined") {
+    if (this.standalone && typeof window !== 'undefined') {
       this.$nextTick(() => {
         const container =
           /* document.querySelector(this.container) || */ document.body
@@ -150,8 +150,8 @@ export default {
     }
   },
   beforeDestroy() {
-    if (typeof window !== "undefined") {
-      document?.removeEventListener("keyup", this.keyPress)
+    if (typeof window !== 'undefined') {
+      document?.removeEventListener('keyup', this.keyPress)
       // reset scroll
       // document?.documentElement.classList.remove('is-clipped')
     }
diff --git a/src/ui/sea-switch.scss b/src/ui/sea-switch.scss
index 8e43c5e..d890d82 100644
--- a/src/ui/sea-switch.scss
+++ b/src/ui/sea-switch.scss
@@ -1,6 +1,6 @@
 // Copyright (c) 2020-2022 Dirk Holtwick. All rights reserved. https://holtwick.de/copyright
 
-@import "../css/variables";
+@import '../css/variables';
 
 // Alternative implementation idea, by just changing CSS variables!
 // https://css-tricks.com/custom-styling-form-inputs-with-modern-css-features/
@@ -72,7 +72,7 @@ $switchKnobBlob: $switchKnobWidth - $switchKnobHeight;
 
     &::after {
       // Knob
-      content: "";
+      content: '';
       position: absolute;
       left: 0;
       width: $switchKnobHeight;
diff --git a/src/ui/sea-switch.vue b/src/ui/sea-switch.vue
index 0f2acf1..546eb90 100644
--- a/src/ui/sea-switch.vue
+++ b/src/ui/sea-switch.vue
@@ -22,18 +22,18 @@
 </template>
 
 <style lang="scss">
-@import "./sea-switch";
+@import './sea-switch';
 </style>
 
 <script>
 // Mix of this receipt: https://www.cssscript.com/realistic-ios-switch-pure-css/
 // And IBM Carbon: https://www.carbondesignsystem.com/components/toggle/code
 
-import SeaFormGroup from "./sea-form-group.vue"
-import SeaInputBase from "./sea-input-base.vue"
+import SeaFormGroup from './sea-form-group.vue'
+import SeaInputBase from './sea-input-base.vue'
 
 export default {
-  name: "sea-switch",
+  name: 'sea-switch',
   components: {
     SeaFormGroup,
     SeaInputBase,
@@ -41,11 +41,11 @@ export default {
   props: {
     label: {
       type: String,
-      default: "",
+      default: '',
     },
     theme: {
       type: String,
-      default: "primary",
+      default: 'primary',
     },
   },
   computed: {
diff --git a/src/ui/sea-symbol.vue b/src/ui/sea-symbol.vue
index e9ab494..2020e91 100644
--- a/src/ui/sea-symbol.vue
+++ b/src/ui/sea-symbol.vue
@@ -6,7 +6,7 @@
 
 <script>
 export default {
-  name: "sea-symbol",
+  name: 'sea-symbol',
   props: {
     name: {
       type: String,
diff --git a/src/zerva/apple.ts b/src/zerva/apple.ts
index 9e9b981..5e7a4b8 100644
--- a/src/zerva/apple.ts
+++ b/src/zerva/apple.ts
@@ -1,36 +1,36 @@
-import { on } from "@zerva/core"
-import { Logger } from "zeed"
+import { on } from '@zerva/core'
+import { Logger } from 'zeed'
 
-const log = Logger("apple")
+const log = Logger('apple')
 
 const json = {
   applinks: {
     details: [
       {
-        appIDs: ["8SS3YPUJH9.de.holtwick.Briefing"],
+        appIDs: ['8SS3YPUJH9.de.holtwick.Briefing'],
         components: [
           {
-            "/": "/ng/*",
-            comment: "Enter a room https://brie.fi/ng/example-room-name",
+            '/': '/ng/*',
+            comment: 'Enter a room https://brie.fi/ng/example-room-name',
           },
           {
-            "/": "/",
-            comment: "Open Briefing app",
+            '/': '/',
+            comment: 'Open Briefing app',
           },
         ],
       },
     ],
   },
   webcredentials: {
-    apps: ["8SS3YPUJH9.de.holtwick.Briefing"],
+    apps: ['8SS3YPUJH9.de.holtwick.Briefing'],
   },
   appclips: {
-    apps: ["8SS3YPUJH9.de.holtwick.Briefing.BriefingAppClip"],
+    apps: ['8SS3YPUJH9.de.holtwick.Briefing.BriefingAppClip'],
   },
 }
 
 export function useApple() {
-  on("httpInit", ({ get }) => {
+  on('httpInit', ({ get }) => {
     get(/(^|\/)apple-app-site-association/gim, ({ res }) => {
       // res.set("Content-Type", "application/pkcs7-mime")
       return json
diff --git a/src/zerva/config.ts b/src/zerva/config.ts
index a8b2d57..21b87aa 100644
--- a/src/zerva/config.ts
+++ b/src/zerva/config.ts
@@ -1,15 +1,15 @@
-import { on } from "@zerva/core"
-import "@zerva/websocket"
-import { Logger } from "zeed"
+import { on } from '@zerva/core'
+import '@zerva/websocket'
+import { Logger } from 'zeed'
 
-const log = Logger("config")
+const log = Logger('config')
 
 export function useConfig() {
-  log("setup")
+  log('setup')
 
   let options = {}
   for (let [key, value] of Object.entries(process.env)) {
-    if (key.startsWith("BRIEFING_")) {
+    if (key.startsWith('BRIEFING_')) {
       log.debug(`${key} = "${value}"`)
       options[key.slice(9)] = value
     }
@@ -23,7 +23,7 @@ export function useConfig() {
 
   log.info(`Dynamic config for the frontend:\n\n${configText}`)
 
-  on("httpInit", ({ get }) => {
-    get("/briefing-config.js", () => configText)
+  on('httpInit', ({ get }) => {
+    get('/briefing-config.js', () => configText)
   })
 }
diff --git a/src/zerva/index.ts b/src/zerva/index.ts
index 49e47cb..d58c069 100644
--- a/src/zerva/index.ts
+++ b/src/zerva/index.ts
@@ -1,11 +1,11 @@
-import { serve } from "@zerva/core"
-import { useHttp } from "@zerva/http"
-import { useVite } from "@zerva/vite"
-import { useWebSocket } from "@zerva/websocket"
-import { toPath } from "zeed"
-import { useApple } from "./apple"
-import { useConfig } from "./config"
-import { useRoom } from "./room"
+import { serve } from '@zerva/core'
+import { useHttp } from '@zerva/http'
+import { useVite } from '@zerva/vite'
+import { useWebSocket } from '@zerva/websocket'
+import { toPath } from 'zeed'
+import { useApple } from './apple'
+import { useConfig } from './config'
+import { useRoom } from './room'
 
 useHttp({
   port: +(process.env.PORT || 8080),
@@ -21,8 +21,8 @@ useWebSocket()
 useRoom()
 
 useVite({
-  root: toPath("."),
-  www: toPath("www"),
+  root: toPath('.'),
+  www: toPath('www'),
 })
 
 serve()
diff --git a/src/zerva/room.ts b/src/zerva/room.ts
index 398988b..6d0d859 100644
--- a/src/zerva/room.ts
+++ b/src/zerva/room.ts
@@ -1,10 +1,10 @@
-import { assertModules, on, onInit, register } from "@zerva/core"
-import "@zerva/websocket"
-import { Channel, Logger, uname } from "zeed"
+import { assertModules, on, onInit, register } from '@zerva/core'
+import '@zerva/websocket'
+import { Channel, Logger, uname } from 'zeed'
 
-const log = Logger("room")
+const log = Logger('room')
 
-const moduleName = "room"
+const moduleName = 'room'
 
 interface RoomPeer {
   id: string
@@ -18,20 +18,20 @@ interface Room {
 }
 
 export function useRoom(config: {} = {}) {
-  log("setup")
+  log('setup')
   register(moduleName)
 
   const rooms = new Map<string, Room>()
 
   onInit(() => {
-    assertModules("websocket")
+    assertModules('websocket')
   })
 
   const useConnection = (channel: Channel) => {
-    const peerId = uname("peer") // uuid()
+    const peerId = uname('peer') // uuid()
 
     let log = Logger(`${peerId}::${moduleName}`)
-    log.info("useConnection")
+    log.info('useConnection')
 
     let roomInfo: Room
 
@@ -41,10 +41,10 @@ export function useRoom(config: {} = {}) {
 
     const methods = {
       join: ({ room }) => {
-        log("join")
+        log('join')
 
         if (roomInfo) {
-          log.warn("Tries to connect more than once.")
+          log.warn('Tries to connect more than once.')
           return
         }
 
@@ -69,7 +69,7 @@ export function useRoom(config: {} = {}) {
         })
 
         // Let client know
-        channelEmit("joined", {
+        channelEmit('joined', {
           room,
           peers,
           self: peerId,
@@ -77,52 +77,52 @@ export function useRoom(config: {} = {}) {
       },
 
       signal: (data: any) => {
-        log("signal", data)
+        log('signal', data)
         const { from, to } = data
         if (from !== peerId) {
-          log.warn("Strange message that was not sent by us.")
+          log.warn('Strange message that was not sent by us.')
         } else if (to) {
           const peer = roomInfo?.peers.get(to)
           if (!peer) {
             log.warn(`Cannot find peer ${to} for sending signal.`)
           } else {
-            peer.emit("signal", data)
+            peer.emit('signal', data)
           }
         } else {
-          log.warn("Missing data for signal.")
+          log.warn('Missing data for signal.')
         }
-        log("signal")
+        log('signal')
       },
 
       status: (info: any) => {
-        log("status", info)
-        channelEmit("status", {
+        log('status', info)
+        channelEmit('status', {
           api: 1,
-          pong: info?.ping || "pong",
+          pong: info?.ping || 'pong',
           config: {},
         })
       },
     }
 
-    channel.on("message", (event) => {
+    channel.on('message', (event) => {
       try {
         let { name, data } = JSON.parse(event.data)
         log(`onMessage "${name}":`, data)
         methods[name]?.(data)
       } catch (err) {
-        log.error("onMessage error:", err)
+        log.error('onMessage error:', err)
       }
     })
 
-    channel.on("close", () => {
-      log("close")
+    channel.on('close', () => {
+      log('close')
       roomInfo.peers.delete(peerId)
 
       if (roomInfo.peers.size <= 0) {
         // we can also leave it dangle around
       } else {
         for (let peer of roomInfo.peers.values()) {
-          peer.emit("remove", peerId)
+          peer.emit('remove', peerId)
         }
       }
 
@@ -130,8 +130,8 @@ export function useRoom(config: {} = {}) {
     })
   }
 
-  on("webSocketConnect", ({ channel }) => {
-    log("webSocketConnect")
+  on('webSocketConnect', ({ channel }) => {
+    log('webSocketConnect')
     useConnection(channel)
   })
 }
diff --git a/vite.config.js b/vite.config.js
index 5141a4f..6503563 100644
--- a/vite.config.js
+++ b/vite.config.js
@@ -1,5 +1,5 @@
-import vue from "@vitejs/plugin-vue2"
-import { defineConfig } from "vite"
+import vue from '@vitejs/plugin-vue2'
+import { defineConfig } from 'vite'
 
 let env = process.env
 
@@ -11,12 +11,12 @@ env.BRIEFING_AUTHOR_EMAIL = env.npm_package_author_email
 
 // https://vitejs.dev/config/
 export default defineConfig({
-  envPrefix: ["BRIEFING_"],
+  envPrefix: ['BRIEFING_'],
   plugins: [vue()],
   build: {
-    outDir: "www",
+    outDir: 'www',
     sourcemap: true,
     minify: true,
-    target: "es6",
+    target: 'es6',
   },
 })
diff --git a/vitest.config.ts b/vitest.config.ts
index 9ce62ae..5efc6a6 100644
--- a/vitest.config.ts
+++ b/vitest.config.ts
@@ -1,18 +1,18 @@
 /// <reference types="vitest" />
-import { resolve } from "path"
-import { defineConfig } from "vite"
+import { resolve } from 'path'
+import { defineConfig } from 'vite'
 
 export default defineConfig({
   test: {
     // setupFiles: ["vitest-setup.ts"],
-    include: ["./src/**/*.{test,spec}.{js,mjs,cjs,ts,mts,cts,jsx,tsx}"],
+    include: ['./src/**/*.{test,spec}.{js,mjs,cjs,ts,mts,cts,jsx,tsx}'],
     snapshotFormat: {
       printBasicPrototype: true,
     },
-    root: "./src",
+    root: './src',
     globals: true,
     alias: {
-      "@/": `${resolve(process.cwd(), "src")}/`,
+      '@/': `${resolve(process.cwd(), 'src')}/`,
     },
   },
 })