OrderService
Field userClient in com.demo.order.service.OrderService required a bean of type'com.demo.feign.clients.UserClient' that could not be found.
在SpringCloud项目中使用Feign进行远程调用遇到的错误。原因是因为UserClient在com.demo.feign.clients包下面，而order-service的@EnableFeignClientd注解却在com.demo.order包下面，这两个不在同一个包下，无法扫描到Us ......