新增接口 分类列表(包括子分类)

src/main/java/com/chaozhanggui/system/cashierservice/entity/vo/ShopCategoryVo.java

@@ -0,0 +1,15 @@
+package com.chaozhanggui.system.cashierservice.entity.vo;
+
+import lombok.Data;
+
+import java.util.List;
+
+@Data
+public class ShopCategoryVo {
+
+    private Integer id;
+
+    private String name;
+
+    private List<ShopCategoryVo> childs;
+}