update 电单车协议

jsowell-netty/src/main/java/com/jsowell/netty/domain/ChargingPileMessage.java

@@ -0,0 +1,21 @@
+package com.jsowell.netty.domain;
+
+public class ChargingPileMessage {
+    private int physicalId;
+    private short messageId;
+    private byte command;
+    private byte[] data;
+
+    public ChargingPileMessage(int physicalId, short messageId, byte command, byte[] data) {
+        this.physicalId = physicalId;
+        this.messageId = messageId;
+        this.command = command;
+        this.data = data;
+    }
+
+    // Getters
+    public int getPhysicalId() { return physicalId; }
+    public short getMessageId() { return messageId; }
+    public byte getCommand() { return command; }
+    public byte[] getData() { return data; }
+}