4.0.0 docker-spring-boot docker-spring-boot Demo project showing Spring Boot and Docker com.baeldung parent-boot-3 0.0.1-SNAPSHOT ../../parent-boot-3 org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot-starter-test test org.junit.vintage junit-vintage-engine org.springframework.boot spring-boot-maven-plugin true ${project.basedir}/src/layers.xml repackage