{
  "name": "井字棋 - 在线对弈工具",
  "short_name": "井字棋",
  "description": "支持人机对弈、双人模式、悔棋、本地战绩和 AI 落点评分展示的在线井字棋工具。",
  "id": "./",
  "start_url": ".",
  "scope": "./",
  "display": "standalone",
  "display_override": ["standalone", "minimal-ui"],
  "orientation": "portrait",
  "background_color": "#f9fafb",
  "theme_color": "#4f46e5",
  "lang": "zh-CN",
  "icons": [
    { "src": "pwa-icons/icon-72x72.png",       "sizes": "72x72",   "type": "image/png" },
    { "src": "pwa-icons/icon-96x96.png",       "sizes": "96x96",   "type": "image/png" },
    { "src": "pwa-icons/icon-128x128.png",     "sizes": "128x128", "type": "image/png" },
    { "src": "pwa-icons/icon-144x144.png",     "sizes": "144x144", "type": "image/png" },
    { "src": "pwa-icons/icon-152x152.png",     "sizes": "152x152", "type": "image/png" },
    { "src": "pwa-icons/icon-180x180.png",     "sizes": "180x180", "type": "image/png" },
    { "src": "pwa-icons/icon-192x192.png",     "sizes": "192x192", "type": "image/png", "purpose": "any" },
    { "src": "pwa-icons/icon-512x512.png",     "sizes": "512x512", "type": "image/png", "purpose": "any" },
    { "src": "pwa-icons/maskable-192x192.png", "sizes": "192x192", "type": "image/png", "purpose": "maskable" },
    { "src": "pwa-icons/maskable-512x512.png", "sizes": "512x512", "type": "image/png", "purpose": "maskable" }
  ]
}