fix：禁止重复提交退款申请提示

zhengyuxuan

2025-03-24 d97ab36d735e1c780908f03e5d466791e70f66c1

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{
  "Logging": {
    "LogLevel": {
      "Default": "Information",
      "Microsoft": "Warning",
      "Microsoft.Hosting.Lifetime": "Information"
    }
  }
}