{
    "id": "/index.html",
    "name": "Vayu",
    "lang": "en",
    "short_name": "Vayu",
    "start_url": "/",
    "display": "standalone",
    "background_color": "#ffffff",
    "theme_color": "#007bff",
    "description": "A SIP.js-based softphone",
    "orientation": "portrait-primary",
    "icons": [
      {
        "src": "images/logo_72.png",
        "type": "image/png",
        "sizes": "72x72"
      },
      {
        "src": "images/logo_96.png",
        "type": "image/png",
        "sizes": "96x96"
      },
      {
        "src": "images/logo_128.png",
        "type": "image/png",
        "sizes": "128x128"
      },
      {
        "src": "images/logo_144.png",
        "type": "image/png",
        "sizes": "144x144"
      },
      {
        "src": "images/logo_152.png",
        "type": "image/png",
        "sizes": "152x152"
      },
      {
        "src": "images/logo_180.png",
        "type": "image/png",
        "sizes": "180x180"
      },
      {
        "src": "images/logo_192.png",
        "type": "image/png",
        "sizes": "192x192"
      },
      {
        "src": "images/logo_360.png",
        "type": "image/png",
        "sizes": "360x360"
      },
      {
        "src": "images/logo_512.png",
        "type": "image/png",
        "sizes": "512x512"
      }
    ],
    "permissions": [
      "notifications",
      "vibrate"
    ]
  }