1、创建Maven工程
https://blog.youkuaiyun.com/qq_45939907/article/details/146540916?spm=1001.2014.3001.5501
2、pom.xml
1)引入SpringBoot
<parent>
<!-- spring-boot-->
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>3.0.5</version>
</parent>
2)导入启动器
<!-- 导入对应的启动器即可 -->
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
</dependencies>