Examine source code of Snow Copy

{
  "manifest_version": 3,
  "name": "Snow Copy",
  "version": "1.0.5",
  "description": "copy title and link",
  "permissions": [],
  "content_scripts": [
    {
      "matches": [
        "https://*.service-now.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "icons": {
    "32": "icons/icon32.png",
    "48": "icons/icon48.png"
  },
  "action": {
    "default_icon": {
      "16": "icons/icon16.png"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b6452d62-78b4-4cb6-a6fd-5c40eae0ec99}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}