Examine source code of OLXpert

{
  "manifest_version": 3,
  "name": "OLXpert - Narzędzia dla sprzedawców OLX",
  "description": "Zarządzaj ogłoszeniami OLX jak profesjonalista: śledź próg DAC7, obniżaj ceny, organizuj tagami i szablonami.",
  "version": "0.8.2",
  "short_name": "OLXpert",
  "icons": {
    "16": "icon/16.png",
    "32": "icon/32.png",
    "48": "icon/48.png",
    "96": "icon/96.png",
    "128": "icon/128.png"
  },
  "action": {
    "default_icon": {
      "16": "icon/16.png",
      "32": "icon/32.png",
      "48": "icon/48.png",
      "96": "icon/96.png",
      "128": "icon/128.png"
    },
    "default_title": "OLXpert",
    "default_popup": "popup.html"
  },
  "permissions": [
    "storage",
    "clipboardWrite",
    "alarms"
  ],
  "host_permissions": [
    "*://*.olx.pl/*",
    "*://*.olx.org/*",
    "https://*.olxcdn.com/*",
    "https://api.lemonsqueezy.com/*",
    "https://*.olxpert.com/*",
    "https://odpino.pl/*",
    "https://*.odpino.pl/*"
  ],
  "optional_host_permissions": [
    "*://*.olx.pl/*",
    "https://*.olxcdn.com/*"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "onboarding-pin.png",
        "icon/icon.svg"
      ],
      "matches": [
        "*://*.olx.pl/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "olxpert@palek.pl",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.olx.pl/adding/*",
        "*://*.olx.pl/d/adding/*",
        "*://*.olx.pl/d/adding/edit/*",
        "*://*.olx.pl/d/dodaj-ogloszenie/*",
        "*://*.olx.pl/d/mojolx/*",
        "*://*.olx.pl/d/oferta/*",
        "*://*.olx.pl/mojolx/*",
        "*://*.olx.pl/myaccount/*",
        "*://*.olx.pl/oferta/*",
        "*://*.olx.pl/post/*"
      ],
      "exclude_matches": [
        "*://*.olx.pl/d/mojolx/ustawienia/*"
      ],
      "run_at": "document_idle",
      "js": [
        "content-scripts/content.js"
      ]
    },
    {
      "matches": [
        "*://*.olx.pl/*"
      ],
      "run_at": "document_start",
      "js": [
        "content-scripts/graphql-interceptor.js"
      ],
      "world": "MAIN"
    }
  ]
}