Examine source code of ClickSearch Control

{
  "manifest_version": 3,
  "name": "ClickSearch Control",
  "version": "1.1.2",
  "description": "Search and click elements on the page using double Control key",
  "permissions": [
    "activeTab"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "icons": {
    "48": "icons/icon48.png",
    "96": "icons/icon96.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{51654bc0-fd8f-4feb-9b24-771dcb16fcc6}"
    }
  }
}