feat(device): 更新设备响应字段

- 将 deviceNo 和 channelNo 字段替换为 previewUrl 和 previewCoverUrl
- 修改 DeviceRespVO 类中的字段定义- 在 AppScenicServiceImpl 中更新设备配置信息的设置逻辑

src/main/java/com/ycwl/basic/service/mobile/impl/AppScenicServiceImpl.java

@@ -285,8 +285,8 @@ public class AppScenicServiceImpl implements AppScenicService {
             deviceRespVO.setNo(device.getNo());
 
             DeviceConfigManager config = deviceRepository.getDeviceConfigManager(device.getId());
-            deviceRespVO.setDeviceNo(device.getNo());
-            deviceRespVO.setChannelNo(config.getString("channel_no"));
+            deviceRespVO.setPreviewUrl(config.getString("preview_url"));
+            deviceRespVO.setPreviewCoverUrl(config.getString("preview_cover_url"));
             return deviceRespVO;
         }).collect(Collectors.toList());
         for (DeviceRespVO deviceRespVO : deviceRespVOList) {