feat(oa): 添加项目进度步骤批量延期功能

- 在服务层接口添加批量延期方法定义
- 实现批量延期业务逻辑，支持按天或小时延期
- 添加数据库批量延期SQL映射
- 控制器增加批量延期API端点
- 前端组件添加批量延期按钮和对话框
- 集成前端批量延期API调用逻辑
- 添加批量延期数据传输对象定义

ruoyi-oa/src/main/resources/mapper/oa/OaProjectScheduleStepMapper.xml

@@ -306,8 +306,19 @@
         WHERE schedule_id = #{scheduleId}
           AND del_flag = '0'
           AND use_flag = '1'
-          AND node_header IS NOT NULL
-          AND node_header != ''
+          AND (node_header IS NULL OR node_header = '')
+    </update>
+
+    <update id="batchDelayPlanEnd">
+        UPDATE oa_project_schedule_step
+        SET plan_end = DATE_ADD(plan_end, INTERVAL #{delayMinutes} MINUTE)
+        WHERE track_id IN
+        <foreach collection="trackIds" item="id" open="(" separator="," close=")">
+            #{id}
+        </foreach>
+          AND del_flag = '0'
+          AND use_flag = '1'
+          AND status IN (0, 1)
     </update>
 
 </mapper>