4.0.0 org.springframework.boot spring-boot-starter-parent 4.0.3 com.example backend 0.0.1-SNAPSHOT backend Demo project for Spring Boot 25 org.springframework.boot spring-boot-starter-data-jpa org.springframework.boot spring-boot-starter-webmvc org.springframework.boot spring-boot-devtools runtime true org.postgresql postgresql runtime com.h2database h2 test org.springframework.boot spring-boot-starter-data-jpa-test test org.springframework.boot spring-boot-starter-webmvc-test test org.springframework.boot spring-boot-maven-plugin