New: User Search and User-Contact UI and Service

Client/Startup/ClientStartup.cs

@@ -17,6 +17,10 @@ namespace SZUAbsolventenverein.Module.PremiumArea.Startup
             {
                 services.AddScoped<IEngineerApplicationService, EngineerApplicationService>();
             }
+            if (!services.Any(s => s.ServiceType == typeof(IUserContactService)))
+            {
+                services.AddScoped<IUserContactService, UserContactService>();
+            }
         }
     }
 }