{
  "name": "标准北京时间 - 实时时钟",
  "short_name": "北京时间",
  "description": "自动检测时区，实时显示标准北京时间。支持全屏、深色模式、字体切换。",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#ffffff",
  "theme_color": "#ffffff",
  "orientation": "portrait",
  "categories": ["utilities", "tools"],
  "icons": [
    {
      "src": "data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Ccircle cx='50' cy='50' r='48' fill='%231a1a1a'/%3E%3Ctext x='50' y='68' text-anchor='middle' font-size='52' font-family='sans-serif' font-weight='200' fill='white'%3E%E2%97%8F%3C/text%3E%3C/svg%3E",
      "sizes": "192x192",
      "type": "image/svg+xml"
    },
    {
      "src": "data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Ccircle cx='50' cy='50' r='48' fill='%231a1a1a'/%3E%3Ctext x='50' y='68' text-anchor='middle' font-size='52' font-family='sans-serif' font-weight='200' fill='white'%3E%E2%97%8F%3C/text%3E%3C/svg%3E",
      "sizes": "512x512",
      "type": "image/svg+xml",
      "purpose": "any maskable"
    }
  ]
}