{
  "name": "預約系統",
  "short_name": "預約",
  "description": "線上預約服務平台",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#ffffff",
  "theme_color": "#4f46e5",
  "orientation": "portrait-primary",
  "icons": [
    {
      "src": "data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><rect width='100' height='100' rx='20' fill='%234f46e5'/><text y='.9em' font-size='80' x='10'>📅</text></svg>",
      "sizes": "192x192",
      "type": "image/svg+xml",
      "purpose": "any maskable"
    }
  ],
  "shortcuts": [
    {
      "name": "管理後台",
      "short_name": "後台",
      "description": "開啟預約管理控制台",
      "url": "/admin"
    }
  ],
  "categories": ["business", "productivity"]
}