Examine source code of Playerok Seller Tools

{
  "manifest_version": 2,
  "name": "Playerok Seller Tools",
  "version": "5.0.1",
  "description": "Шаблоны сообщений, учёт сделок и прибыли, калькулятор, авто-обновление страниц",
  "author": "PlayerokTools",
  "browser_specific_settings": {
    "gecko": {
      "id": "playerok-seller-tools@firefox.ext",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  },
  "icons": {
    "48": "icons/icon48.png",
    "96": "icons/icon96.png",
    "128": "icons/icon128.png"
  },
  "browser_action": {
    "default_icon": {
      "48": "icons/icon48.png"
    },
    "default_popup": "src/popup.html",
    "default_title": "Playerok Seller Tools"
  },
  "permissions": [
    "storage",
    "tabs",
    "alarms",
    "activeTab",
    "*://*.playerok.com/*"
  ],
  "background": {
    "scripts": [
      "src/background.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.playerok.com/*"
      ],
      "js": [
        "src/content.js"
      ],
      "css": [
        "src/content.css"
      ],
      "run_at": "document_idle"
    }
  ],
  "options_ui": {
    "page": "src/options.html",
    "browser_style": false,
    "open_in_tab": true
  },
  "commands": {
    "open-chats": {
      "suggested_key": {
        "default": "Ctrl+Shift+C"
      },
      "description": "Открыть чаты"
    },
    "open-sales": {
      "suggested_key": {
        "default": "Ctrl+Shift+S"
      },
      "description": "Открыть продажи"
    }
  },
  "content_security_policy": "script-src 'self'; object-src 'self'"
}