4.0.0 postgres-notify postgres-notify PostgreSQL as a Message Broker com.baeldung messaging-modules 0.0.1-SNAPSHOT org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot-starter-data-jdbc org.postgresql postgresql org.springframework.boot spring-boot-starter-test test org.springframework.boot spring-boot-devtools runtime true org.projectlombok lombok true 1.8 org.springframework.boot spring-boot-maven-plugin instance1 org.springframework.boot spring-boot-maven-plugin -Dserver.port=8081