SpringBoot 版本
https://search.maven.org/artifact/org.springframework.cloud/spring-cloud-dependencies/2020.0.1/pom
SpringCloud 版本
https://search.maven.org/artifact/org.springframework.cloud/spring-cloud-dependencies/2020.0.1/pom
https://spring.io/projects/spring-cloud#overview
alibaba cloud 版本
https://github.com/alibaba/spring-cloud-alibaba/wiki/%E7%89%88%E6%9C%AC%E8%AF%B4%E6%98%8E