* Created Entities, Dtos and Mapping for WzClient and WzHeader

SytelineSaAppEfDataModel/Entities/WzHeader.cs

@@ -0,0 +1,11 @@
+namespace SytelineSaAppEfDataModel.Entities;
+
+public class WzHeader
+{
+    public Guid ID { get; set; }
+    public Guid? FK_Client { get; set; }
+    public DateTime CreatedDate { get; set; }
+
+    // Navigation property
+    public WzClient Client { get; set; }
+}