Examine source code of YLAK

{
  "manifest_version": 2,
  "name": "YLAK",
  "description": "Vous informe si il y a un live",
  "version": "1.0.1",
  "browser_action": {
    "default_icon": "img/logo.png",
    "default_title": ""
  },
  "icons": {
    "48": "img/logo48.png",
    "128": "img/logo128.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "notifications"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{10ca24d6-5314-4f67-9777-034c60dec15b}"
    }
  }
}