Examine source code of Samuse Live

{
  "manifest_version": 2,
  "name": "Samuse Live",
  "description": "Grâce à cette extension, soyez au courant quand Samuse est en Live et rejoignez la directement !",
  "version": "2.3",
  "browser_action": {
    "default_popup": "index.html"
  },
  "icons": {
    "64": "img/icon_on.png"
  },
  "background": {
    "scripts": [
      "./js/jquery.js",
      "./js/background.js"
    ],
    "persistent": true
  },
  "options_page": "options.html",
  "permissions": [
    "notifications",
    "https://api.twitch.tv/*"
  ]
}