4.0.0 org.springframework.boot spring-boot-starter-parent 4.1.1 com.example 02-SpringFramework-2 0.0.1-SNAPSHOT war 02-SpringFramework-2 21 org.springframework.boot spring-boot-starter-webmvc org.springframework.boot spring-boot-starter-tomcat provided org.springframework.boot spring-boot-starter-test test org.springframework.boot spring-boot-maven-plugin