Examine source code of Abdal Clean Google Links

{
  "manifest_version": 2,
  "name": "Abdal Clean Google Links",
  "version": "2.0.1",
  "description": "Automatically cleans and simplifies Google search result URLs, removing tracking parameters for enhanced privacy and efficiency. Developed by Ebrahim Shafiei (EbraSha) of Abdal Security Group.",
  "author": "Ebrahim Shafiei (EbraSha)",
  "homepage_url": "https://github.com/ebrasha/abdal-clean-google-links",
  "browser_specific_settings": {
    "gecko": {
      "id": "prof.shafiei@gmail.com"
    }
  },
  "permissions": [
    "activeTab",
    "contextMenus",
    "storage",
    "webRequest",
    "webRequestBlocking",
    "*://*.google.com/*",
    "*://*.google.co.uk/*",
    "*://*.google.de/*",
    "*://*.google.fr/*",
    "*://*.google.it/*",
    "*://*.google.es/*",
    "*://*.google.ca/*",
    "*://*.google.com.au/*",
    "*://*.google.co.jp/*",
    "*://*.google.co.in/*",
    "*://*.google.com.br/*",
    "*://*.google.ru/*",
    "*://*.google.cn/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.google.com/*",
        "*://*.google.co.uk/*",
        "*://*.google.de/*",
        "*://*.google.fr/*",
        "*://*.google.it/*",
        "*://*.google.es/*",
        "*://*.google.ca/*",
        "*://*.google.com.au/*",
        "*://*.google.co.jp/*",
        "*://*.google.co.in/*",
        "*://*.google.com.br/*",
        "*://*.google.ru/*",
        "*://*.google.cn/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "browser_action": {
    "default_popup": "popup/popup.html",
    "default_title": "Abdal Clean Google Links - Enhanced Privacy",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "web_accessible_resources": [
    "icons/*"
  ]
}