Examine source code of Claude Chat Exporter

{
  "manifest_version": 3,
  "name": "Claude Chat Exporter",
  "version": "2.5.1",
  "description": "Export Claude.ai conversations to Markdown, JSON, or HTML — with artifact & thinking block support",
  "author": "Custom Build",
  "browser_specific_settings": {
    "gecko": {
      "id": "claude-chat-exporter@custom-build.local",
      "strict_min_version": "109.0"
    }
  },
  "icons": {
    "48": "icon.png",
    "128": "icon-128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://claude.ai/*"
      ],
      "js": [
        "exporter.js",
        "content.js"
      ],
      "css": [
        "styles.css"
      ],
      "run_at": "document_idle"
    }
  ],
  "permissions": [
    "activeTab"
  ]
}