《一步步搭建Springboot+zk+dubbo分布式微服务博客》之实战篇14：上传头像（version19）
======springboot访问外部文件配置原理是把外部文件夹映射成内部静态文件夹=====/springboot-dubbo-web/src/main/resources/application.properties=======
web.upload-path=D:/home/oss/file
spring.mvc.static-path-pattern=/**
spring.resources.static-locations=classpath:/META-INF/resources/,classpath:/resources/,\classpath:/static/,classpath:/public/,file:${web.upload-path}
==========/springboot-dubbo-web/src/main/resources/templates/blog/users/upface.html====================
<!DOCTYPE html>
<html lang="zh-CN