Examine source code of BrutScope Extractor

{
  "manifest_version": 3,
  "name": "BrutScope Extractor",
  "version": "1.0",
  "description": "Extract wildcard and standard domains from bug bounty scopes directly from web pages.",
  "icons": {
    "48": "icon.png"
  },
  "action": {
    "default_icon": "icon.png",
    "default_title": "BrutScope Extractor",
    "default_popup": "popup.html"
  },
  "permissions": [
    "scripting",
    "activeTab"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "brutscope@brutsec.com",
      "strict_min_version": "109.0"
    }
  }
}