{
  "name": "NumNum",
  "short_name": "NumNum",
  "description": "Train your numeric systems",
  "start_url": "/",
  "display": "standalone",
  "orientation": "portrait",
  "background_color": "#1a1a2e",
  "theme_color": "#1a1a2e",
  "icons": [
    {
      "src": "icon.svg",
      "sizes": "any",
      "type": "image/svg+xml"
    }
  ]
}