{
  "name": "Kereta Alert Pro",
  "short_name": "KeretaAlert",
  "start_url": "./index.html",
  "display": "standalone",
  "background_color": "#ffffff",
  "theme_color": "#00529b",
  "icons": [
    {
      "src": "https://via.placeholder.com/192",
      "sizes": "192x192",
      "type": "image/png",
      "purpose": "any maskable"
    }
  ]
}