Examine source code of City Holder Helper

{
  "manifest_version": 3,
  "name": "City Holder Helper",
  "description": "City Holder Helper",
  "version": "1.4.1",
  "permissions": [
    "storage",
    "scripting",
    "activeTab",
    "declarativeNetRequest",
    "declarativeNetRequestWithHostAccess",
    "webRequest",
    "webRequestBlocking",
    "*://telegram.org/*"
  ],
  "host_permissions": [
    "https://telegram.org/*",
    "https://app.city-holder.com/*",
    "https://web.telegram.org/k/@cityholderchat",
    "https://web.telegram.org/a/#6307196365"
  ],
  "background": {
    "scripts": [
      "service-worker-loader.js"
    ],
    "type": "module"
  },
  "content_scripts": [
    {
      "js": [
        "assets/content.ts-loader-BQ_yajp2.js"
      ],
      "matches": [
        "https://app.city-holder.com/*"
      ],
      "all_frames": true,
      "run_at": "document_start"
    },
    {
      "js": [
        "assets/tg-content.ts-loader-DhgjxyoI.js"
      ],
      "matches": [
        "https://web.telegram.org/k/*",
        "https://web.telegram.org/a/*"
      ],
      "all_frames": true,
      "run_at": "document_start"
    }
  ],
  "web_accessible_resources": [
    {
      "matches": [
        "*://app.city-holder.com/*",
        "*://telegram.org/*"
      ],
      "resources": [
        "telegram-script.js"
      ]
    },
    {
      "matches": [
        "https://app.city-holder.com/*"
      ],
      "resources": [
        "vendor.js",
        "coins/*",
        "assets/rarity-B7Rg33tg.js",
        "assets/authService-7tGCQ9H9.js",
        "assets/translations-Br0Ym4fe.js",
        "assets/content.ts-D524CP_s.js"
      ]
    },
    {
      "matches": [
        "https://web.telegram.org/*",
        "https://web.telegram.org/*"
      ],
      "resources": [
        "assets/tg-content.ts-CA-nrR6m.js"
      ]
    }
  ],
  "declarative_net_request": {
    "rule_resources": [
      {
        "id": "vendor_redirect",
        "enabled": true,
        "path": "rules.json"
      }
    ]
  },
  "icons": {
    "48": "src/assets/48.png"
  },
  "action": {
    "default_popup": "index.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "support@kaptoxep.ru",
      "update_link": "https://storage.yandexcloud.net/ch-cdn/updates.json"
    }
  }
}