manifest.json

{
  "name": "Users App",
  "short_name": "Users",
  "description": "PWA users app",
  "theme_color": "#2196f3",
  "background_color": "#2196f3",
  "display": "standalone",
  "start_url": "/build/index.html",
  "icons": [
    {
      "src": "./images/icon-72x72.png",
      "sizes": "72x72",
      "type": "image/png"
    },
    {
      "src": "./images/icon-96x96.png",
      "sizes": "96x96",
      "type": "image/png"
    },
    {
      "src": "./images/icon-128x128.png",
      "sizes": "128x128",
      "type": "image/png"
    },
    {
      "src": "./images/icon-144x144.png",
      "sizes": "144x144",
      "type": "image/png"
    },
    {
      "src": "./images/icon-152x152.png",
      "sizes": "152x152",
      "type": "image/png"
    },
    {
      "src": "./images/icon-192x192.png",
      "sizes": "192x192",
      "type": "image/png"
    },
    {
      "src": "./images/icons/icon-384x384.png",
      "sizes": "384x384",
      "type": "image/png"
    },
    {
      "src": "./images/icon-512x512.png",
      "sizes": "512x512",
      "type": "image/png"
    }
  ]
}