Examine source code of Mastros — Telegram Members, Media & Chats

{
  "manifest_version": 3,
  "name": "Mastros — Telegram Members, Media & Chats",
  "version": "4.2.6",
  "description": "Scrape Telegram members, messages, contacts, mutual groups, and media from chats you have access to. Export CSV/JSON/JSONL.",
  "permissions": [
    "storage",
    "identity"
  ],
  "host_permissions": [
    "https://web.telegram.org/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "telegram-scraper@mastros.workers.dev",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'"
  },
  "background": {
    "scripts": [
      "analytics.js",
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://web.telegram.org/*"
      ],
      "js": [
        "powerModeBridge.js",
        "content.js"
      ],
      "css": [
        "sidebar.css"
      ],
      "run_at": "document_idle",
      "all_frames": false
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "sidebar.html",
        "sidebar.js",
        "sidebar.css",
        "icons/*",
        "fonts/*",
        "gramjs.bundle.js",
        "powerMode.js",
        "powerModeBridge.js",
        "process-polyfill.js"
      ],
      "matches": [
        "https://web.telegram.org/*"
      ]
    }
  ],
  "action": {
    "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"
  }
}