fix: 微信小程序接口对接，测试问题修复。

intc-modules/intc-iot/src/main/java/com/intc/iot/service/impl/IotDeviceServiceImpl.java

@@ -132,6 +132,13 @@ public class IotDeviceServiceImpl implements IotDeviceService {
         Map<String, Object> result = new HashMap<>();
         result.put("success", response.getSuccess());
         result.put("data", response.getData());
+        result.put("errorMessage", response.getErrorMessage());
+        result.put("code", response.getCode());
+        
+        if (!response.getSuccess()) {
+            log.error("设置设备属性失败，Code: {}, ErrorMessage: {}", response.getCode(), response.getErrorMessage());
+        }
+        
         return result;
     }