ChangJin Wei

Refer to [RestTemplate](https://github.com/spring-cloud/spring-cloud-commons/blob/main/spring-cloud-loadbalancer/src/main/java/org/springframework/cloud/loadbalancer/blocking/XForwardedHeadersTransformer.java) and [WebClient](https://github.com/spring-cloud/spring-cloud-commons/blob/main/spring-cloud-loadbalancer/src/main/java/org/springframework/cloud/loadbalancer/core/XForwardedHeadersTransformer.java) . Check [Set 'X-Forwarded-*' header when using loadbalanced RestTemplate issus](https://github.com/spring-cloud/spring-cloud-commons/issues/116), Don't know why OpenFeign doesn't provide support @spencergibb

hello @spencergibb , Please consider merging this PR

hello @OlgaMaciaszek , I have updated the document,

I think these documents should be placed in ``Spring Cloud Commons``

> @galaxy-sea it is already documented there. But it's good to reiterate here, since we add the code separately (there's no full parity between the OF LB client and the...

我提交了一个[PR-165](https://github.com/dromara/forest/pull/165)来适配Spring Cloud

> > 我提交了一个[PR-165](https://github.com/dromara/forest/pull/165)来适配Spring Cloud > > 被拒绝了。。 很抱歉, 不能解决你的问题, 如果需要你可以复制相关代码到自己工程之中即可

hello @marcdv , see [gh-1003](https://github.com/spring-cloud/spring-cloud-openfeign/pull/1003)

hello @OlgaMaciaszek , can you assign this issue to me.

hello @OlgaMaciaszek , `feign.hc5.ApacheHttp5Client` does not support the http2, but `feign.hc5.AsyncApacheHttp5Client` supports http2