4.0.0 spring-kafka spring-kafka Intro to Kafka with Spring com.baeldung parent-boot-2 0.0.1-SNAPSHOT ../parent-boot-2 org.springframework.boot spring-boot-starter org.springframework.boot spring-boot-starter-web org.springframework.kafka spring-kafka org.apache.kafka kafka-streams com.fasterxml.jackson.core jackson-databind org.projectlombok lombok org.springframework.kafka spring-kafka-test test org.testcontainers kafka ${testcontainers-kafka.version} test org.testcontainers junit-jupiter ${testcontainers-kafka.version} test org.awaitility awaitility test 1.16.2