Examine source code of Playerok Helper

{
  "manifest_version": 3,
  "name": "Playerok Helper",
  "version": "2.2.0",
  "description": "Инструменты для работы с playerok.com",
  "permissions": [
    "storage",
    "unlimitedStorage",
    "cookies",
    "alarms",
    "declarativeNetRequest",
    "notifications"
  ],
  "host_permissions": [
    "https://playerok.com/*",
    "https://www.playerok.com/*",
    "https://ws.playerok.com/*",
    "https://www.cbr-xml-daily.ru/*",
    "https://www.cbr.ru/*",
    "https://i.playerok.com/*",
    "https://api.playerok-helper.xyz/*"
  ],
  "action": {
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "background": {
    "scripts": [
      "background/service-worker.js"
    ]
  },
  "declarative_net_request": {
    "rule_resources": [
      {
        "id": "ph_helper_routes",
        "enabled": true,
        "path": "rules/helper-routes.json"
      }
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://playerok.com/*",
        "https://www.playerok.com/*"
      ],
      "js": [
        "content/theme-module.js",
        "vendor/chart.umd.min.js",
        "content/shop-module.js",
        "content/chat-module.js",
        "content/price-module.js",
        "content/republish-module.js",
        "content/alert-module.js",
        "content/anon-read-module.js",
        "content/blacklist-module.js",
        "content/chat-toolbar-module.js",
        "content/helper-page-module.js"
      ],
      "css": [
        "content/styles.css"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "https://playerok.com/*",
        "https://www.playerok.com/*"
      ],
      "js": [
        "content/graphql-interceptor.js"
      ],
      "run_at": "document_start",
      "world": "MAIN"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "content/graphql-interceptor.js",
        "icons/tg-logo.png",
        "icons/pubg-logo.webp",
        "icons/playerok-logo.jpg",
        "icons/steam-logo.png",
        "icons/kosel-logo.png",
        "icons/roblox-logo.png",
        "icons/ton-logo.png",
        "icons/bsc-logo.png",
        "icons/tron-logo.png",
        "icons/usdt-logo.png",
        "icons/sbp-logo.jpg",
        "default-sound.mp3"
      ],
      "matches": [
        "https://playerok.com/*",
        "https://www.playerok.com/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{547bc8d0-94bd-401d-ad9f-228ebeb8e915}",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}