First commit

AMessanger.Core/Hubs/ChatHub.cs

@@ -0,0 +1,13 @@
+using Microsoft.AspNetCore.SignalR;
+using Microsoft.Extensions.Logging;
+
+namespace AMessanger.Core.Hubs;
+
+public class ChatHub(ILogger<ChatHub> logger) : Hub
+{
+    public async Task SendMessage(string user, string message)
+    {
+        logger.LogInformation($"{user}: {message}");
+        await Clients.All.SendAsync("ReceiveMessage", user, message);
+    }
+}