Springboot配置swagger的最簡潔方法

swagger配置
https://blog.csdn.net/Donatello_Jiang/article/details/82155710
https://blog.csdn.net/miachen520/article/details/95722887
xiaoyimin
https://www.cnblogs.com/xiaoymin/p/8391797.html
http://${host}:${port}/doc.html