diff --git a/Controllers/AuthController.cs b/Controllers/AuthController.cs
new file mode 100644
index 0000000..4333a0a
--- /dev/null
+++ b/Controllers/AuthController.cs
@@ -0,0 +1,15 @@
+using System.Text.Json;
+using Microsoft.AspNetCore.Mvc;
+
+namespace MauMau_Server.Controllers;
+
+[ApiController]
+[Route("[controller]")]
+public class AuthController : ControllerBase
+{
+    [HttpGet]
+    public async Task<IActionResult> Get()
+    {
+        return Ok(JsonSerializer.Serialize(Guid.NewGuid()));
+    }
+}
\ No newline at end of file
diff --git a/Websockets/Room.cs b/Websockets/Room.cs
index 6673bb9..0af94b4 100644
--- a/Websockets/Room.cs
+++ b/Websockets/Room.cs
@@ -1,4 +1,5 @@
-using System.Net.WebSockets;
+using System.Collections;
+using System.Net.WebSockets;
 using System.Text;
 using System.Text.Json;
 using MauMau_Server.Mau;