{
  "name": "WebPhone",
  "short_name": "WebPhone",
  "description": "Browser-based SIP phone client",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#1a1a2e",
  "theme_color": "#4f46e5",
  "icons": [
    {
      "src": "/pwa-icons/icon-192.svg",
      "sizes": "192x192",
      "type": "image/svg+xml"
    },
    {
      "src": "/pwa-icons/icon-512.svg",
      "sizes": "512x512",
      "type": "image/svg+xml"
    },
    {
      "src": "/pwa-icons/icon-512-maskable.svg",
      "sizes": "512x512",
      "type": "image/svg+xml",
      "purpose": "maskable"
    }
  ],
  "protocol_handlers": [
    {
      "protocol": "tel",
      "url": "/dial?number=%s"
    }
  ]
}