SpringBoot:web开发-webjars&静态资源映射规则
classpath:/META-INFO/resource/webjars/以jar资源方式引入静态资源
https://www.91chuli.com/ 举例：jquery前端框架
<dependency> <groupId>org.webjars.npm</groupId> <artifactId>jquery</artifactId> <version>3.1.1</version> </dependency>
http://localhost:8080/webjars/jquery/3.1.1/src/jquery.js