Examine source code of Pouet'Extension

{
  "name": "Pouet'Extension",
  "version": "1.1",
  "manifest_version": 2,
  "applications": {
    "gecko": {
      "id": "pouet@palapp.fr"
    }
  },
  "browser_action": {
    "default_icon": "icon.png",
    "default_title": "Pouet'Extension",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "permissions": [
    "storage",
    "alarms",
    "notifications"
  ],
  "icons": {
    "605": "icon.png"
  }
}