BUGFIX: sketchBoard upload checkMd5校验;

TASK: 分类;

src/main/java/com/ai/da/model/vo/ClassificationVO.java

@@ -0,0 +1,16 @@
+package com.ai.da.model.vo;
+
+import com.ai.da.mapper.entity.Classification;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+import java.util.List;
+
+@Data
+@EqualsAndHashCode(callSuper = true)
+public class ClassificationVO extends Classification {
+    private static final long serialVersionUID = 1L;
+
+    private List<ClassificationVO> childList;
+
+}