private void fillInScheduleInfo(InlongGroupEntity entity, InlongGroupInfo groupInfo) {
        if (isScheduleInfoExist(entity)) {
            ScheduleInfo scheduleInfo = scheduleOperator.getScheduleInfo(entity.getInlongGroupId());
            int groupVersion = groupInfo.getVersion();
            CommonBeanUtils.copyProperties(scheduleInfo, groupInfo);
            groupInfo.setVersion(groupVersion);
        }
    }
Add constraints to the start and end time of the offline synchronization group.
1. startTime must >= current time
2. endTime must >= startTime
inlong-manager/manager-service/src/main/java/org/apache/inlong/manager/service/group/InlongGroupServiceImpl.java