Examine source code of Free Private Local Translator for WhatsApp™

{
  "manifest_version": 3,
  "name": "__MSG_extName__",
  "version": "2.0.4",
  "description": "__MSG_extDescription__",
  "default_locale": "en",
  "permissions": [
    "storage",
    "tabs",
    "contextMenus"
  ],
  "host_permissions": [
    "https://web.whatsapp.com/*",
    "https://translate.google.com/*",
    "https://api-free.deepl.com/*",
    "https://api.deepl.com/*",
    "https://generativelanguage.googleapis.com/*",
    "https://subtiltee.com/*"
  ],
  "background": {
    "scripts": [
      "src/background/background.js"
    ],
    "type": "module"
  },
  "content_scripts": [
    {
      "matches": [
        "https://web.whatsapp.com/*"
      ],
      "js": [
        "src/content/injector.js"
      ],
      "run_at": "document_idle"
    },
    {
      "matches": [
        "https://subtiltee.com/*"
      ],
      "js": [
        "src/content/website-auth-sync.js"
      ],
      "run_at": "document_start"
    }
  ],
  "action": {
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    },
    "default_title": "__MSG_extName__"
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "translator4whatsapp@subtiltee.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}