manifest.json

{
  "name": "Sudoku Play 🎩",
  "short_name": "Sudoku Play 🎩",
  "start_url": "index.html",
  "description": "Simple Sudoku Game On/Offline by EduardoProfe666🎩",
  "display": "standalone",
  "background_color": "#fdfdfd",
  "theme_color": "#aaa",
  "orientation": "portrait-primary",
  "icons": [
    {
      "src": "/public/icons/icon-72x72.png",
      "type": "image/png", "sizes": "72x72"
    },
    {
      "src": "/public/icons/icon-96x96.png",
      "type": "image/png", "sizes": "96x96"
    },
    {
      "src": "/public/icons/icon-128x128.png",
      "type": "image/png","sizes": "128x128"
    },
    {
      "src": "/public/icons/icon-144x144.png",
      "type": "image/png", "sizes": "144x144"
    },
    {
      "src": "/public/icons/icon-152x152.png",
      "type": "image/png", "sizes": "152x152"
    },
    {
      "src": "/public/icons/icon-192x192.png",
      "type": "image/png", "sizes": "192x192"
    },
    {
      "src": "/public/icons/icon-384x384.png",
      "type": "image/png", "sizes": "384x384"
    },
    {
      "src": "/public/icons/icon-512x512.png",
      "type": "image/png", "sizes": "512x512"
    }
  ]
}