Examine source code of Privacy Shield

{
  "manifest_version": 3,
  "name": "__MSG_extensionName__",
  "default_locale": "en",
  "version": "1.0.0",
  "description": "__MSG_extensionDescription__",
  "permissions": [
    "storage",
    "activeTab",
    "notifications"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "icons": {
    "16": "icon16.png",
    "32": "icon32.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icon16.png",
      "48": "icon48.png"
    },
    "default_title": "Privacy Shield"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end",
      "all_frames": false
    }
  ],
  "commands": {
    "toggle-detection": {
      "suggested_key": {
        "default": "Alt+Shift+P"
      },
      "description": "Toggle privacy detection on/off"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "extension@privacy-shield.developer.expert",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "120.0"
    }
  }
}