init: UserBaseService Spring Boot backend

src/main/java/com/yunhai/userbase/model/BaseTree.java

@@ -0,0 +1,19 @@
+package com.yunhai.userbase.model;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+
+@AllArgsConstructor
+@NoArgsConstructor
+@Data
+public class BaseTree {
+    public Integer id;
+    public String name;
+    public Integer pid ;
+    public Integer type;
+    public List<BaseTree> children;
+
+}