{
  "name": "Calculator",
  "short_name": "Calculator",
  "start_url": ".",
  "icons": [
    {
      "src": "/images/android-chrome-192x192-maskable.png",
      "sizes": "192x192",
      "type": "image/png",
      "purpose": "any maskable"
    },
    {
      "src": "/images/android-chrome-512x512-maskable.png",
      "sizes": "512x512",
      "type": "image/png",
      "purpose": "any maskable"
    }
  ],
  "background_color": "#27405C",
  "display": "standalone"
}