Stop using npx

Author: avivace

package.json

@@ -9,6 +9,8 @@
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
     "clean": "npx rimraf pages/.vuepress/dist/*",
+    "dev":"vuepress dev",
+    "build": "vuepress build",
     "build-prod": "npx run-s clean build-prod-vuepress",
     "build-prod-vuepress": "npx vuepress build pages/",
     "build-copy-index": "npx copyfiles index.html pages/.vuepress/dist/",