add SignalR services into the pipeline

Startup.cs

@@ -29,6 +29,8 @@ namespace LiveGameFeed
         {
             // Add framework services.
             services.AddMvc();
+
+            services.AddSignalR(options => options.Hubs.EnableDetailedErrors = true);
         }
 
         // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
@@ -38,6 +40,7 @@ namespace LiveGameFeed
             loggerFactory.AddDebug();
 
             app.UseMvc();
+            app.UseSignalR();
         }
     }
 }