示例工程版本提升至net462，项目添加了部分空引用检测逻辑。累了，消不完的空引用警告(T.T）

Net462DllTest/Device/PrakingDevice.cs

@@ -0,0 +1,18 @@
+using Net462DllTest.LogicControl;
+using Serein.Library.Attributes;
+using Serein.Library.NodeFlow.Tool;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Net462DllTest.Device
+{
+    [AutoRegister]
+    public class PrakingDevice : ChannelFlowTrigger<ParkingCommand>
+    {
+
+    }
+
+}