Youtube player for musicians

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Youtube player for musicians",
  "version": "0.9",
  "description": "Useful extension for musicians who want to play to Youtube videos (e.g. Drumless).",
  "content_scripts": [
    {
      "matches": [
        "https://www.youtube.com/watch?v=*"
      ],
      "js": [
        "base.js",
        "vue.min.js",
        "index.js"
      ]
    }
  ],
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "web_accessible_resources": [
    "icon16.png"
  ]
}