Examine source code of AnnimonChecker

{
  "description": "annimon.com site checker",
  "manifest_version": 2,
  "name": "ANNChecker",
  "author": "RblSb",
  "version": "1.0.5resigned1",
  "options_ui": {
    "page": "options.html"
  },
  "permissions": [
    "notifications",
    "webRequest",
    "storage",
    "http://annimon.com/*",
    "https://annimon.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_icon": {
      "16": "icons/page-16.png",
      "24": "icons/page-24.png",
      "32": "icons/page-32.png",
      "48": "icons/page-48.png",
      "128": "icons/page-128.png"
    },
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b9a9a074-5c44-44df-bf32-3918b29709ae}"
    }
  }
}