{
  "name": "交易计算器",
  "short_name": "交易计算器",
  "description": "用于计算现货和合约交易的手续费、盈亏平衡点及爆仓价格的专业工具",
  "start_url": "/index.html",
  "scope": "/",
  "display": "standalone",
  "background_color": "#f5f5f5",
  "theme_color": "#4CAF50",
  "orientation": "portrait-primary",
  "categories": ["finance", "utilities", "business"],
  "lang": "zh-CN",
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}