added maintainer data to closed maintenances

Step.Database/Controllers/MaintenancesController.cs

@@ -36,7 +36,9 @@ namespace Step.Database.Controllers
                                                             where m1.MaintenanceId == maintenances.MaintenanceId
                                                             select m1.Date
                                                             ).Max()
-                                select maintenances).ToList();
+                                select maintenances)
+                                .Include("Maintainer")
+                                .ToList();
 
             return lastMaintenances;
         }

Step.Model/DTOModels/MaintenanceModels/DTOMaintenanceModel.cs

@@ -37,5 +37,7 @@ namespace Step.Model.DTOModels.MaintenanceModels
         public bool CanEdit { get; set; }
 
         public bool CanPerform { get; set; }
+
+        public DTOMessageUserModel User { get; set; }
     }
 }

Step.NC/NcHandler.cs

@@ -1062,7 +1062,8 @@ namespace Step.NC
                         PlcCounter = counter.Value,
                         CreatedByCms = currMaintenance.UserId == null,
                         CanEdit = canEdit,
-                        CanPerform = canPerform
+                        CanPerform = canPerform,
+                        User = performed?.Maintainer == null ? null : (DTOMessageUserModel)performed.Maintainer
                     });
                 }
             }

Step/WebApiUnhandledExceptionHandler.cs

@@ -6,8 +6,6 @@ using System.Threading;
 using System.Threading.Tasks;
 using System.Web.Http;
 using System.Web.Http.ExceptionHandling;
-using System.Web.Http.Filters;
-using static Step.Utils.ExceptionManager;
 
 namespace Step
 {
@@ -45,4 +43,4 @@ namespace Step
             }
         }
     }
-}
+}