由停更引发的“升级*”
参考资料见官网
Spring Cloud
https://cloud.spring.io/spring-cloud-static/Hoxton.SR1/reference/htmlsingle/
Spring Cloud中文文档
https://www.bookstack.cn/read/spring-cloud-docs/docs-index.md
Spring Boot
https://docs.spring.io/spring-boot/docs/2.2.2.RELEASE/reference/htmlsingle/