4.0.0 org.springframework.boot spring-boot-starter-parent 2.4.1 org.sadtech.example swagger 0.0.1-SNAPSHOT swagger Demo project for Swagger 1.8 org.springframework.boot spring-boot-starter-web io.swagger.core.v3 swagger-annotations 2.1.6 org.springdoc springdoc-openapi-ui 1.5.2 org.springframework.boot spring-boot-maven-plugin