JoinQueue (#883)

* JoinQueue stalker port

* fix queues

---------

Co-authored-by: JerryImMouse <toperkas@gmail.com>

Content.Client/_CP14/JoinQueue/JoinQueueManager.cs

@@ -0,0 +1,26 @@
+using Content.Shared._CP14.JoinQueue;
+using Robust.Client.State;
+using Robust.Shared.Network;
+
+namespace Content.Client._CP14.JoinQueue;
+
+public sealed class JoinQueueManager
+{
+    [Dependency] private readonly IClientNetManager _netManager = default!;
+    [Dependency] private readonly IStateManager _stateManager = default!;
+
+    public void Initialize()
+    {
+        _netManager.RegisterNetMessage<MsgQueueUpdate>(OnQueueUpdate);
+    }
+
+    private void OnQueueUpdate(MsgQueueUpdate msg)
+    {
+        if (_stateManager.CurrentState is not QueueState)
+        {
+            _stateManager.RequestStateChange<QueueState>();
+        }
+
+        ((QueueState) _stateManager.CurrentState).OnQueueUpdate(msg);
+    }
+}