Examine source code of Google Maps Scraper & Extractor

{
  "manifest_version": 3,
  "name": "Google Maps Scraper & Extractor",
  "version": "1.0.0",
  "description": "Extract business leads from Google Maps — names, phones, ratings, websites & more. Export to CSV or Excel.",
  "permissions": [
    "storage",
    "activeTab",
    "scripting"
  ],
  "host_permissions": [
    "https://www.google.com/maps/*",
    "https://maps.google.com/*"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "background": {
    "service_worker": "background.js",
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{e1d2f4a0-b3c5-4d6e-8f7a-9b0c1d2e3f4a}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.google.com/maps/*",
        "https://maps.google.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "overlay.html",
        "overlay.css"
      ],
      "matches": [
        "https://www.google.com/*",
        "https://maps.google.com/*"
      ]
    }
  ]
}