Examine source code of HideMyGPT

{
  "manifest_version": 3,
  "name": "HideMyGPT",
  "description": "Disguise ChatGPT as an internal notes app",
  "version": "1.1.2",
  "permissions": [
    "activeTab",
    "storage"
  ],
  "host_permissions": [
    "https://chatgpt.com/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "info@hidemygpt.com",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_title": "Toggle HideMyGPT"
  },
  "content_scripts": [
    {
      "matches": [
        "https://chatgpt.com/*"
      ],
      "js": [
        "content-script-bundled.js"
      ],
      "css": [
        "overlay.css"
      ],
      "run_at": "document_idle"
    }
  ],
  "commands": {
    "toggle-disguise": {
      "suggested_key": {
        "default": "Ctrl+Shift+L",
        "mac": "Command+Shift+L"
      },
      "description": "Toggle disguise"
    }
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'none';"
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "icons/notepad-favicon.ico"
      ],
      "matches": [
        "https://chatgpt.com/*"
      ]
    }
  ],
  "options_page": "options.html"
}