4.0.0 org.springframework.boot spring-boot-starter-parent 4.0.5 com.example demo 0.0.1-SNAPSHOT 21 org.springframework.boot spring-boot-starter-mongodb org.springframework.boot spring-boot-starter-thymeleaf org.springframework.boot spring-boot-starter-webmvc org.springframework.boot spring-boot-starter-mongodb-test test org.springframework.boot spring-boot-starter-thymeleaf-test test org.springframework.boot spring-boot-starter-webmvc-test test org.springframework.boot spring-boot-maven-plugin