{
  "name": "計算チャレンジ - Math Challenge",
  "short_name": "Math Challenge",
  "description": "暗算力を鍛えるシンプルな計算ゲーム - A simple math game to train your mental arithmetic",
  "version": "1.0.0",
  "start_url": "/",
  "display": "standalone",
  "orientation": "portrait-primary",
  "theme_color": "#2563eb",
  "background_color": "#f9fafb",
  "scope": "/",
  "lang": "ja",
  "icons": [
    {
      "src": "assets/icons/favicon.svg",
      "sizes": "any",
      "type": "image/svg+xml",
      "purpose": "any maskable"
    },
    {
      "src": "assets/icons/icon-192.png",
      "sizes": "192x192",
      "type": "image/png",
      "purpose": "any"
    },
    {
      "src": "assets/icons/icon-512.png",
      "sizes": "512x512",
      "type": "image/png",
      "purpose": "any"
    },
    {
      "src": "assets/icons/apple-touch-icon.png",
      "sizes": "180x180",
      "type": "image/png",
      "purpose": "any"
    }
  ],
  "categories": [
    "games",
    "education",
    "entertainment"
  ],
  "screenshots": [
    {
      "src": "assets/images/screenshot-game.png",
      "sizes": "1280x720",
      "type": "image/png",
      "label": "Game screen"
    },
    {
      "src": "assets/images/screenshot-menu.png",
      "sizes": "1280x720",
      "type": "image/png",
      "label": "Main menu"
    }
  ],
  "shortcuts": [
    {
      "name": "ゲーム開始",
      "short_name": "Play",
      "description": "ゲームを開始する",
      "url": "/index.html",
      "icons": [
        {
          "src": "assets/icons/play-icon.png",
          "sizes": "96x96"
        }
      ]
    },
    {
      "name": "使い方",
      "short_name": "Guide",
      "description": "ゲームの使い方を見る",
      "url": "/about.html",
      "icons": [
        {
          "src": "assets/icons/help-icon.png",
          "sizes": "96x96"
        }
      ]
    }
  ],
  "related_applications": [],
  "prefer_related_applications": false,
  "edge_side_panel": {
    "preferred_width": 400
  },
  "launch_handler": {
    "client_mode": "focus-existing"
  },
  "handle_links": "preferred",
  "capture_links": "existing-client-navigate"
}