Added shared projects

LiteCharms.Features/Customers/Queries/GetCustomerOrdersQuery.cs

@@ -0,0 +1,18 @@
+using LiteCharms.Models;
+
+namespace LiteCharms.Features.Customers.Queries;
+
+public class GetCustomerOrdersQuery : IRequest<Result<Order[]>>
+{
+    public Guid CustomerId { get; }
+
+    private GetCustomerOrdersQuery(Guid customerId) => CustomerId = customerId;
+
+    public static GetCustomerOrdersQuery Create(Guid customerId)
+    {
+        if (customerId == Guid.Empty)
+            throw new ArgumentException("CustomerId is required.", nameof(customerId));
+
+        return new(customerId);
+    }
+}