Examine source code of Quizizz++

{
  "manifest_version": 3,
  "name": "Quizizz++",
  "description": "Rozszerzenie pozwalające na szybkie i dyskretne kopiowanie treści pytania na quizizz w przyjaznej formie dlat ChatGPT.",
  "version": "1.0",
  "permissions": [
    "scripting",
    "activeTab"
  ],
  "icons": {
    "16": "images/logo16.png",
    "48": "images/logo48.png",
    "128": "images/logo128.png"
  },
  "action": {
    "default_popup": "popup/index.html",
    "default_icon": {
      "16": "images/logo16.png",
      "48": "images/logo48.png",
      "128": "images/logo128.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.quizizz.com/join/game/*"
      ],
      "js": [
        "/scripts/quickCopy.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "quizizzpp@quizizzpp.com"
    },
    "geck_android": {
      "id": "quizizzpp@quizizzpp.com"
    }
  }
}