refactor: 清理平台表述并统一为系统

src/Application/TakeoutSaaS.Application/App/Payments/Commands/CreatePaymentCommand.cs

@@ -30,7 +30,7 @@ public sealed class CreatePaymentCommand : IRequest<PaymentDto>
     public decimal Amount { get; set; }
 
     /// <summary>
-    /// 平台交易号。
+    /// 系统交易号。
     /// </summary>
     public string? TradeNo { get; set; }
 

src/Application/TakeoutSaaS.Application/App/Payments/Commands/UpdatePaymentCommand.cs

@@ -35,7 +35,7 @@ public sealed record UpdatePaymentCommand : IRequest<PaymentDto?>
     public decimal Amount { get; init; }
 
     /// <summary>
-    /// 平台交易号。
+    /// 系统交易号。
     /// </summary>
     public string? TradeNo { get; init; }
 

src/Application/TakeoutSaaS.Application/App/Payments/Dto/PaymentDto.cs

@@ -43,7 +43,7 @@ public sealed class PaymentDto
     public decimal Amount { get; init; }
 
     /// <summary>
-    /// 平台交易号。
+    /// 系统交易号。
     /// </summary>
     public string? TradeNo { get; init; }