feat(purchase): 新增按ID删除采购退货单功能

buhuazhen

2026-03-21 e4ae2029b107b412c64f7f6619445069ef219665

 src/main/java/com/ruoyi/project/system/service/ISysDeptService.java

@@ -121,4 +121,11 @@
     * @return 结果

     */

    public int deleteDeptById(Long deptId);



    /**

     * 查询顶层部门id

     * @param deptId

     * @return

     */

    Long maxLevelDeptId(Long deptId);

}