integrate Web API and SignalR

Hubs/Broadcaster.cs

@@ -0,0 +1,17 @@
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.SignalR;
+
+namespace LiveGameFeed.Hubs
+{
+    public class Broadcaster : Hub
+    {
+        public override Task OnConnected()
+        {
+            return Clients.All.Message("New connection " + Context.ConnectionId);
+        }
+        public Task Broadcast(string message)
+        {
+            return Clients.All.Message(Context.ConnectionId + "> " + message);
+        }
+    }
+}