{
  "name": "中转站利润率计算器",
  "short_name": "中转站利润率",
  "start_url": "/profit-margin",
  "display": "standalone",
  "background_color": "#f6f3ff",
  "theme_color": "#6d28d9",
  "icons": [
    {
      "src": "/static/profit-margin-icon.svg",
      "sizes": "any",
      "type": "image/svg+xml",
      "purpose": "any maskable"
    }
  ]
}