Examine source code of Internal Link Analyzer

{
  "manifest_version": 3,
  "name": "Internal Link Analyzer",
  "version": "1.2",
  "description": "Analyzes and counts internal links on the current page, displaying results in an overlaid sidebar.",
  "author": "René Dhemant (DHEMANT Consulting GmbH)",
  "homepage_url": "https://dhemant.consulting/tools/",
  "browser_specific_settings": {
    "gecko": {
      "id": "link-analyzer@dhemant.consulting",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "activeTab",
    "scripting"
  ],
  "icons": {
    "48": "icon.svg",
    "128": "icon.svg"
  },
  "action": {
    "default_title": "Scan Internal Links",
    "default_icon": "icon.svg"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  }
}