manifest.json

{
  "short_name": "madewithlove",
  "name": "madewithlove",
  "icons": [
    {
      "src": "img/launcher-icon@2x.png",
      "sizes": "96x96",
      "type": "image/png"
    },
    {
      "src": "img/launcher-icon@3x.png",
      "sizes": "144x144",
      "type": "image/png"
    },
    {
      "src": "img/launcher-icon@4x.png",
      "sizes": "192x192",
      "type": "image/png"
    }
  ],
  "start_url": "/",
  "display": "standalone",
  "background_color": "#ffffff",
  "theme_color": "#cb1a38"
}