Examine source code of AI Bing

{
  "manifest_version": 2,
  "name": "AI Bing",
  "version": "1.1.0",
  "description": "Plays a notification chime when AI chatbots finish generating a response. Supports Claude, ChatGPT, and Gemini.",
  "permissions": [
    "tabs"
  ],
  "browser_action": {
    "default_title": "AI Bing — Listening for AI responses"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "ai-bing@extension",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://claude.ai/*",
        "https://chatgpt.com/*",
        "https://chat.openai.com/*",
        "https://gemini.google.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle",
      "all_frames": false
    }
  ]
}