Examine source code of DesignDNA

{
  "manifest_version": 3,
  "name": "DesignDNA",
  "version": "2.2.0",
  "description": "Extract any website's design system into a markdown file for AI coding agents.",
  "action": {
    "default_popup": "src/popup/index.html",
    "default_title": "DesignDNA — extract design system",
    "default_icon": {
      "16": "icon-16.png",
      "32": "icon-32.png",
      "48": "icon-48.png",
      "128": "icon-128.png"
    }
  },
  "icons": {
    "16": "icon-16.png",
    "32": "icon-32.png",
    "48": "icon-48.png",
    "128": "icon-128.png"
  },
  "background": {
    "type": "module",
    "scripts": [
      "service-worker-loader.js"
    ]
  },
  "permissions": [
    "activeTab",
    "storage",
    "downloads"
  ],
  "host_permissions": [
    "<all_urls>",
    "http://localhost:8787/*",
    "https://*.railway.app/*",
    "https://*.render.com/*"
  ],
  "content_scripts": [
    {
      "js": [
        "assets/scanner.ts-loader-CWVf6y6V.js"
      ],
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_idle",
      "all_frames": false,
      "world": "ISOLATED"
    }
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self';"
  },
  "web_accessible_resources": [
    {
      "matches": [
        "<all_urls>"
      ],
      "resources": [
        "assets/scanner.ts-BprFYV43.js"
      ],
      "use_dynamic_url": false
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "designdna@designdna.site",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}