修改

code/backend/pom.xml

@@ -68,15 +68,17 @@
             <artifactId>mybatis-plus-boot-starter</artifactId>
             <version>3.5.3.1</version>
         </dependency>
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>spring-context</artifactId>
+            <version>6.0.10</version>
+        </dependency>
     </dependencies>
 
     <!--    SpringBoot应用打包插件-->
     <build>
         <plugins>
-            <plugin>
-                <groupId>org.springframework.boot</groupId>
-                <artifactId>spring-boot-maven-plugin</artifactId>
-            </plugin>
+
         </plugins>
     </build>
 

code/backend/src/main/java/org/example/pojo/User.java

@@ -1,8 +1,10 @@
 package org.example.pojo;
 
+import lombok.Builder;
 import lombok.Data;
 
 @Data
+@Builder
 public class User {
 
 }