{
    "background_color": "purple",
    "description": "pohang AOS",
    "display": "fullscreen",
    "icons": [
      {
        "src": "/img/pohang.png",
        "sizes": "192x192",
        "type": "image/png"
      }
    ],
    "short_name": "pohang AOS",
    "name": "pohang AOS",
    "start_url": "/login"
  }