Fixed webcommand bug

MosswartMassacre/WebSocket.cs

@@ -33,6 +33,7 @@ namespace MosswartMassacre
         private static CancellationTokenSource _cts;
         private static bool _enabled;
         private static readonly SemaphoreSlim _sendLock = new SemaphoreSlim(1, 1);
+        private static readonly SynchronizationContext _uiCtx = SynchronizationContext.Current;
 
         /// <summary>
         /// Fires when a valid CommandEnvelope arrives for this character.
@@ -134,7 +135,17 @@ namespace MosswartMassacre
                                 CoreManager.Current.CharacterFilter.Name,
                                 StringComparison.OrdinalIgnoreCase))
                             {
-                                OnServerCommand?.Invoke(env);
+                                _uiCtx.Post(_ =>
+                                {
+                                    try
+                                    {
+                                        OnServerCommand?.Invoke(env);   // now on the correct thread
+                                    }
+                                    catch (Exception ex)
+                                    {
+                                        PluginCore.WriteToChat($"[CMD] {ex.Message}");
+                                    }
+                                }, null);
                             }
                         }
                     });