​​Spring Boot 2.0​​ with ​​Spring 5 Kotlin support​​ and ​​Spring WebFlux functional​​

​​https://projects.spring.io/spring-boot/​​

​​https://docs.spring.io/spring-framework/docs/5.0.x/spring-framework-reference/kotlin.html​​​​​

​​https://docs.spring.io/spring-framework/docs/5.0.x/spring-framework-reference/reactive-web.html​​