section "spring"
refer `
官网 https://spring.io/projects/spring-boot
源码 https://github.com/spring-projects/spring-boot
入门 https://spring.io/quickstart
向导 https://start.spring.io/
参数 https://docs.spring.io/spring-boot/docs/current/reference/html/application-properties.html
接口 https://spring.io/guides/gs/rest-service/
数据 https://spring.io/guides/gs/accessing-data-mysql/
`