order status change for add validation

src/Services/Ordering/Ordering.API/Application/Validations/CompletedOrderCommandValidator.cs

@@ -0,0 +1,11 @@
+namespace Microsoft.eShopOnContainers.Services.Ordering.API.Application.Validations;
+
+public class CompletedOrderCommandValidator : AbstractValidator<SetCompletedOrderStatusCommand>
+{
+    public CompletedOrderCommandValidator(ILogger<CompletedOrderCommandValidator> logger)
+    {
+        RuleFor(order => order.OrderNumber).NotEmpty().WithMessage("No orderId found");      
+
+        logger.LogTrace("----- INSTANCE CREATED - {ClassName}", GetType().Name);
+    }
+}