4.0.0 org.springframework.boot spring-boot-starter-parent 3.2.3 com.example my-blog-backend 1.0.0 17 org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot-starter-data-jpa com.mysql mysql-connector-j runtime org.springframework.boot spring-boot-starter-validation org.springframework.boot spring-boot-maven-plugin