feat: implement M region (Merker memory)

wanshenmean

2026-03-13 e5d171107520aa5d40b00b8e3fb8cd26e32531e8

 Code/WCS/WIDESEAWCS_Server/WIDESEAWCS_Tasks/ConveyorLineJob/ConveyorLineTaskCommand.cs

@@ -28,7 +28,7 @@
    {
        public ushort InteractiveSignal { get; set; }

        [DataLength(25)]
        [DataLength(254)]
        public string Barcode { get; set; }

        public int TargetAddress { get; set; }