4.0.0 org.springframework.boot spring-boot-starter-parent 3.0.0 com.yichun maintenance 0.0.1-SNAPSHOT yichun-maintenance Yichun Maintenance Management System 11 org.springframework.boot spring-boot-starter-data-jpa org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot-starter-validation mysql mysql-connector-java runtime org.apache.poi poi 5.2.2 org.apache.poi poi-ooxml 5.2.2 org.springframework.boot spring-boot-starter-test test org.springframework.boot spring-boot-devtools runtime true org.springframework.boot spring-boot-maven-plugin