{
  "name": "3D³ Tic-Tac-Toe",
  "short_name": "3D³ TTT",
  "description": "Playable 3D tic-tac-toe on a 3×3×3 lattice cube.",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#07090F",
  "theme_color": "#07090F",
  "orientation": "any",
  "categories": ["games", "entertainment"],
  "lang": "en",
  "icons": [
    { "src": "icon-192x192.png",  "sizes": "192x192",   "type": "image/png", "purpose": "any" },
    { "src": "icon-512x512.png",  "sizes": "512x512",   "type": "image/png", "purpose": "any" },
    { "src": "icon-1024x1024.png","sizes": "1024x1024", "type": "image/png", "purpose": "any" }
  ]
}