Commit inicial: ITCA_API_SAP_WMS (.NET Core 3.1)

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

Net.Data/ServicesLayer/BusinessPartners/IBusinessPartnersRepository.cs

@@ -0,0 +1,11 @@
+using Net.Business.Entities;
+using Net.Business.Entities.ServicesLayer;
+using System.Threading.Tasks;
+
+namespace Net.Data.ServicesLayer
+{
+    public interface IBusinessPartnersRepository
+    {
+        Task<BE_ResultadoTransaccion<BE_BusinessPartners>> GetBusinessPartnersByFilter(FE_BusinessPartners entidad);
+    }
+}