Examine source code of Claude Search Tool

{
  "manifest_version": 2,
  "name": "Claude Search",
  "version": "1.0",
  "description": "Search with Claude AI directly from Firefox address bar",
  "permissions": [
    "tabs",
    "storage",
    "https://claude.ai/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "https://claude.ai/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "chrome_settings_overrides": {
    "search_provider": {
      "name": "Claude",
      "search_url": "https://claude.ai/new?ext_search={searchTerms}",
      "keyword": "c",
      "favicon_url": "https://claude.ai/favicon.ico"
    }
  },
  "icons": {
    "48": "icon.svg",
    "96": "icon.svg"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b5a87b42-1b47-4ffa-bbe8-20edf47b1375}"
    }
  }
}