* Added maintaining Products

* Extended DataModels
* Extended API

FaKrosnoEfDataModel/Dtos/ProductDto.cs

@@ -0,0 +1,9 @@
+namespace FaKrosnoEfDataModel.Dtos;
+
+public class ProductDto : DtoBase
+{
+    public int ID { get; set; }
+    public int RecipientID { get; set; }
+    public string RecipientIdx { get; set; }
+    public string FaIdx { get; set; }
+}