根节点删除校验

src/main/java/com/taauav/admin/service/impl/LsCityServiceImpl.java

@@ -212,6 +212,9 @@ public class LsCityServiceImpl extends ServiceImpl<SysCityMapper, SysCity> imple
         if (id == null) {
             return response.failure("机构ID不存在");
         }
+        if (id == BigInteger.valueOf(Long.valueOf(320117))) {
+            return response.failure("根级无法删除");
+        }
         SysCity entity = sysCityMapper.selectById(id);
         if (entity == null) {
             return response.failure("机构信息不存在");