4.0.0 org.springframework.boot spring-boot-starter-parent 2.6.6 com.itheima springboot_03_yaml 0.0.1-SNAPSHOT 1.8 org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot-starter-test test org.projectlombok lombok 1.18.10 org.springframework.boot spring-boot-maven-plugin