Examine source code of Bitly | Short links and QR Codes

{
  "name": "Bitly | Short links and QR Codes",
  "description": "Create short, powerful links and QR Codes and share them with the world.",
  "version": "4.4.1",
  "manifest_version": 3,
  "action": {
    "default_title": "Bitly",
    "default_popup": "index.html",
    "default_icon": "bitly-logo-md.png"
  },
  "icons": {
    "16": "bitly-logo-sm.png",
    "128": "bitly-logo-lg.png"
  },
  "permissions": [
    "activeTab",
    "clipboardWrite",
    "storage",
    "contextMenus"
  ],
  "host_permissions": [
    "https://api-ssl.bitly.com/",
    "https://api-ssl.bitly.net/"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "oauth_callback.html",
        "oauth_callback.js"
      ],
      "matches": [
        "https://bitly.com/*",
        "https://*.bitly.com/*",
        "https://bitly.net/*",
        "https://*.bitly.net/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "extension@bitly.com",
      "data_collection_permissions": {
        "required": [
          "personallyIdentifyingInfo",
          "browsingActivity",
          "websiteContent",
          "websiteActivity"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "./static/js/background.js"
    ],
    "type": "module"
  }
}