4.0.0 org.springframework.boot spring-boot-starter-parent 2.7.0 com.study.online study-backend 1.0.0 study-backend Study Online Backend API 8 8 8 UTF-8 org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot-starter-validation org.projectlombok lombok true commons-fileupload commons-fileupload 1.4 commons-io commons-io 2.11.0 com.fasterxml.jackson.core jackson-databind org.apache.httpcomponents httpclient org.springframework.boot spring-boot-starter-test test org.springframework.boot spring-boot-maven-plugin org.projectlombok lombok