manifest.json

{
  "name": "Put your webapp name here",
  "short_name": "And the shorter version here",
  "description": "And a description here - but this is optional - you can also keep it empty",
  "icons": [
    {
      "src": "/assets/favicons/android-chrome-192x192.png",
      "sizes": "192x192",
      "type": "image/png",
      "purpose": "maskable"
    },
    {
      "src": "/assets/favicons/android-chrome-256x256.png",
      "sizes": "256x256",
      "type": "image/png",
      "purpose": "maskable"
    },
    {
      "src": "/assets/favicons/android-chrome-384x384.png",
      "sizes": "384x384",
      "type": "image/png",
      "purpose": "maskable"
    },
    {
      "src": "/assets/favicons/android-chrome-512x512.png",
      "sizes": "512x512",
      "type": "image/png",
      "purpose": "any"
    }
  ],
  "start_url": "/?utm_source=homescreen",
  "theme_color": "#008c48",
  "background_color": "#008c48",
  "display": "standalone",
  "scope": "/"
}