bug处理，二楼空载具料架入库

WarehouseMgr/Tnb.WarehouseMgr/TimedTaskBackgroundService.cs

@@ -28,7 +28,7 @@ namespace Tnb.WarehouseMgr
         private readonly ElevatorControlConfiguration _elevatorControlConfiguration = App.Configuration.Build<ElevatorControlConfiguration>();
         private readonly IServiceProvider _serviceProvider;
         private readonly IHostApplicationLifetime _lifeTime;
-        private static List<string> s_heartbeatDevNames = new();
+        private List<string> s_heartbeatDevNames = new();
         //private static Dictionary<string, Func<CancellationToken?, Task>> _timedFuncMap = new(StringComparer.OrdinalIgnoreCase);
         public TimedTaskBackgroundService()
         {