4.0.0 org.springframework.boot spring-boot-starter-parent 2.7.4 cn.kdan.compdf backgroud 0.0.1-SNAPSHOT backgroud Demo project for Spring Boot 1.8 org.springframework.boot spring-boot-starter-web org.projectlombok lombok true org.springframework.boot spring-boot-starter-test test org.springframework.boot spring-boot-maven-plugin org.projectlombok lombok