Add versioning

src/logger.lua

@@ -9,7 +9,7 @@ local discordName = config.discordName
 local externName
 
 local function time()
-  return os.epoch()
+  return os.epoch("utc")
 end
 
 function logger.init(prints, tExternName, noColor)

src/main.lua

@@ -1,6 +1,8 @@
 -- vim: syntax=lua
 -- luacheck: globals loadRemote getRemote fs loadstring peripheral
 
+local versionTag = "v0.0.1"
+
 local args = {...}
 local layoutMode = args[1] == "--layout" or args[1] == "-l"
 
@@ -29,6 +31,8 @@ local function xenon()
 
   --#include "src/sections/requires.lua"
 
+  --#include "src/sections/updates.lua"
+
   --#include "src/sections/renderer.lua"
 
   if layoutMode then

src/sections/updates.lua

@@ -0,0 +1,18 @@
+local ghURL = "https://api.github.com/repos/incinirate/Xenon/releases/latest"
+
+if config.checkForUpdates ~= false then
+  local handle = http.get(ghURL)
+
+  if handle then
+    local releaseData = handle.readAll()
+    handle.close()
+
+    local release = json.decode(releaseData)
+    if release.tag_name ~= versionTag then
+      logger.warn("Version mismatch, latest release is "
+        .. release.version_tag .. ", but running version is " .. versionTag)
+    end
+  else
+      logger.warn("Unable to fetch release data")
+  end
+end