{
  "name": "轻POS",
  "short_name": "POS",
  "description": "轻量级POS收银系统",
  "start_url": "/index.html",
  "display": "standalone",
  "background_color": "#0a0a0f",
  "theme_color": "#667eea",
  "orientation": "portrait",
  "icons": [
    {
      "src": "data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 192 192'><rect fill='%23667eea' width='192' height='192' rx='32'/><text x='96' y='130' font-size='100' text-anchor='middle'>💰</text></svg>",
      "sizes": "192x192",
      "type": "image/svg+xml"
    },
    {
      "src": "data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 512 512'><rect fill='%23667eea' width='512' height='512' rx='80'/><text x='256' y='340' font-size='280' text-anchor='middle'>💰</text></svg>",
      "sizes": "512x512",
      "type": "image/svg+xml"
    }
  ]
}