fix(environment-hj212-service): 修正客户端消息格式

- 移除了消息开头的"##0101"前缀- 更新了消息中的时间戳- 优化了代码可读性，移除了不必要的变量

environment-hj212-service/src/main/java/com/zksy/environmentHJ212/config/ServerHandler.java

@@ -36,11 +36,11 @@ public class ServerHandler extends ChannelInboundHandlerAdapter {
         /**
          * 往客户端发送消息
          */
-        String helo = "##0101QN=20250530085857223;ST=32;CN=2031;PW=123456;MN=0152316A279055;Flag=5;CP=&&BeginTime=20250529000000;EndTime=20250530000000&&";
+        String helo = "QN=20250530141057223;ST=32;CN=2031;PW=123456;MN=0152316A279055;Flag=5;CP=&&BeginTime=20250529000000;EndTime=20250530000000&&";
         ByteBuf byteBuf = Unpooled.wrappedBuffer(helo.getBytes());
         ctx.channel().writeAndFlush(byteBuf);
         System.out.println("首次连接完成!"+byteBuf);
-        String helo2 = "##0101QN=20250530085857223;ST=32;CN=2031;PW=123456;MN=1234567901234;Flag=5;CP=&&BeginTime=20250529000000;EndTime=20250530000000&&";
+        String helo2 = "QN=20250530141057223;ST=32;CN=2031;PW=123456;MN=1234567901234;Flag=5;CP=&&BeginTime=20250529000000;EndTime=20250530000000&&";
         ByteBuf byteBuf3 = Unpooled.wrappedBuffer(helo2.getBytes());
         ctx.channel().writeAndFlush(byteBuf3);
     }