manifest.json

{
  "name": "Missile Command",
  "short_name": "MissileCmd",
  "description": "Missile Command - Atari Classic Clone Game",
  "start_url": "/", // Or just "/" if index.html is the default server page
  "display": "standalone", // Opens in its own window, like a native app
  "background_color": "#000000", // Color shown on the splash screen before the app loads
  "theme_color": "#000000", // Color for the browser UI elements (like the title bar)
  "orientation": "portrait", // Suggests the app is best viewed in landscape mode
  "categories": ["games"],
  "icons": [
    {
      "src": "/icons/android-launchericon-512-512.png",
      "sizes": "512x512"
    },
    {
      "src": "/icons/android-launchericon-192-192.png",
      "sizes": "192x192"
    },
    {
      "src": "/icons/android-launchericon-144-144.png",
      "sizes": "144x144"
    },
    {
      "src": "/icons/android-launchericon-96-96.png",
      "sizes": "96x96"
    },
    {
      "src": "/icons/android-launchericon-72-72.png",
      "sizes": "72x72"
    },
    {
      "src": "/icons/android-launchericon-48-48.png",
      "sizes": "48x48"
    }
  ]
}