Examine source code of ChatHop

{
  "manifest_version": 3,
  "name": "ChatHop",
  "version": "1.1.0",
  "description": "Navigate and save prompts across ChatGPT, Claude, Gemini, Grok, and Deepseek",
  "permissions": [
    "storage",
    "activeTab"
  ],
  "host_permissions": [
    "*://chatgpt.com/*",
    "*://chat.openai.com/*",
    "*://claude.ai/*",
    "*://gemini.google.com/*",
    "*://grok.x.ai/*",
    "*://*.deepseek.com/*"
  ],
  "background": {
    "service_worker": "background.js",
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "chathop@extension.local",
      "strict_min_version": "109.0"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://chatgpt.com/*",
        "*://chat.openai.com/*",
        "*://claude.ai/*",
        "*://gemini.google.com/*",
        "*://grok.x.ai/*",
        "*://*.deepseek.com/*"
      ],
      "js": [
        "utils/storage.js",
        "content/adapters/base-adapter.js",
        "content/adapters/chatgpt-adapter.js",
        "content/adapters/claude-adapter.js",
        "content/adapters/gemini-adapter.js",
        "content/adapters/grok-adapter.js",
        "content/adapters/deepseek-adapter.js",
        "content/adapter-factory.js",
        "content/overlay.js",
        "content/content-script.js"
      ],
      "css": [
        "content/overlay.css"
      ],
      "run_at": "document_idle"
    }
  ],
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "commands": {
    "toggle-overlay": {
      "suggested_key": {
        "default": "Ctrl+Shift+H"
      },
      "description": "Toggle ChatHop overlay"
    }
  }
}