4.0.0 com.iluwatar java-design-patterns 1.26.0-SNAPSHOT layered-architecture layers layers org.springframework.boot spring-boot-starter org.springframework.boot spring-boot-starter-data-jpa com.h2database h2 runtime org.springframework.boot spring-boot-starter-test test org.apache.maven.plugins maven-assembly-plugin com.iluwatar.layers.Runner