4.0.0 org.springframework.boot spring-boot-starter-parent 3.0.3 com.yv springboot_01_02_quickstart 0.0.1-SNAPSHOT springboot_01_02_quickstart Demo project for Spring Boot 17 org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot-starter-test test org.springframework.boot spring-boot-maven-plugin