通过实现 Feign 的 RequestInterceptor

通过实现Feign的RequestInterceptor接口，可以对Feign请求进行拦截和修改。 通过在FeignConfig类中实现RequestInterceptor接口，并重写apply方法，可以在请求发送之前对请求进行处理。在该方法中，可以通过修改RequestTemplate对象来添加、修改或删除请求的头部信息、请求参数等内容。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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