{
    "icons": [
      {
        "src": "/icon-192.png",
        "type": "image/png",
        "sizes": "192x192"
      },
      {
        "src": "/icon-mask.png",
        "type": "image/png",
        "sizes": "512x512",
        "purpose": "maskable"
      },
      {
        "src": "/icon-512.png",
        "type": "image/png",
        "sizes": "512x512"
      }
    ]
  }