添加固件版本

src/main/java/com/ruoyi/device/service/impl/TuohengBufferDeviceImpl.java

@@ -209,6 +209,13 @@ public class TuohengBufferDeviceImpl implements IBufferDeviceService {
             TelemetryMap telemetry = thingsBoardDomain.getPredefinedTuohengDeviceTelemetry(iotDeviceId);
             log.info("拓恒设备遥测数据: {}", telemetry);
 
+            // 设置固件版本（从属性中获取 hardware_version）
+            attributes.get(TuohengDeviceAttributes.HARDWARE_VERSION)
+                    .ifPresent(value -> {
+                        log.info("HARDWARE_VERSION 固件版本: {}", value);
+                        dto.setFirmwareVersion(value);
+                    });
+
             // 设置在线状态 - 基于心跳时间戳判断离线，基于无人机mode判断工作状态
             telemetry.get(TuohengDeviceTelemetry.STATUS).ifPresentOrElse(statusValue -> {
                 long lastHeartbeatTime = statusValue.getTimestamp();