Examine source code of FoxMail Notify

{
  "manifest_version": 3,
  "name": "__MSG_extName__",
  "version": "1.4.0",
  "description": "__MSG_extDescription__",
  "default_locale": "de",
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "permissions": [
    "notifications",
    "alarms",
    "storage",
    "downloads",
    "identity",
    "clipboardWrite"
  ],
  "host_permissions": [
    "https://gmail.googleapis.com/*",
    "https://accounts.google.com/*",
    "https://www.googleapis.com/*",
    "https://mail.google.com/*"
  ],
  "background": {
    "scripts": [
      "translations.js",
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "96": "icons/icon-96.png",
      "128": "icons/icon-128.png"
    }
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "foxmail-notify@example.com",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}