#291 use an outbound proxy by setting HTTP_PROXY

Author: bnfinet

README.md

@@ -42,7 +42,7 @@ Vouch Proxy relies on the ability to share a cookie between the Vouch Proxy serv
 The following Nginx config assumes..
 
 - Nginx, `vouch.yourdomain.com` and `protectedapp.yourdomain.com` are running on the same server
-- both domains are served as `https` and have valid certs (if not, change to `listen 80` and set [vouch.cookie.domain](https://github.com/vouch/vouch-proxy/blob/master/config/config.yml_example#L71-L72) to `false`)
+- both domains are served as `https` and have valid certs (if not, change to `listen 80` and set [vouch.cookie.secure](https://github.com/vouch/vouch-proxy/blob/master/config/config.yml_example#L71-L72) to `false`)
 
 ```{.nginxconf}
 server {
@@ -164,6 +164,7 @@ The variable `VOUCH_CONFIG` can be used to set an alternate location for the con
 - [validation by GitHub Team or GitHub Org](https://github.com/vouch/vouch-proxy/pull/205)
 - [running on a Raspberry Pi using the ARM based Docker image](https://github.com/vouch/vouch-proxy/pull/247)
 - [Kubernetes architecture post ingress](https://github.com/vouch/vouch-proxy/pull/263#issuecomment-628297832)
+- [set `HTTP_PROXY` to relay Vouch Proxy IdP requests through an outbound proxy server](https://github.com/vouch/vouch-proxy/issues/291)
 
 Please do help us to expand this list.