{
  "name": "Happy Mahjong — 欢乐麻将",
  "short_name": "Mahjong",
  "description": "Real-time multiplayer Mahjong with 144 tiles, 22 yaku patterns, ELO ranked ladder, and instant AI-fill matchmaking. No download required.",
  "start_url": "/",
  "display": "standalone",
  "orientation": "portrait",
  "background_color": "#0b1f1a",
  "theme_color": "#0b1f1a",
  "categories": ["games", "entertainment"],
  "lang": "zh",
  "dir": "ltr",
  "icons": [
    {
      "src": "/icon-192.png",
      "sizes": "192x192",
      "type": "image/png",
      "purpose": "any maskable"
    },
    {
      "src": "/icon-512.png",
      "sizes": "512x512",
      "type": "image/png",
      "purpose": "any maskable"
    }
  ],
  "shortcuts": [
    {
      "name": "Quick Match",
      "short_name": "Match",
      "description": "Start a quick match instantly",
      "url": "/?action=quickmatch",
      "icons": [{ "src": "/icon-192.png", "sizes": "192x192" }]
    },
    {
      "name": "Leaderboard",
      "short_name": "Rank",
      "description": "View the ELO leaderboard",
      "url": "/?view=leaderboard",
      "icons": [{ "src": "/icon-192.png", "sizes": "192x192" }]
    },
    {
      "name": "Practice vs AI",
      "short_name": "Practice",
      "description": "Practice mode against AI",
      "url": "/?action=practice",
      "icons": [{ "src": "/icon-192.png", "sizes": "192x192" }]
    }
  ]
}