Although Fuse 7.11 supports the reverse proxy by camel-netty4-http consumer endpoint, there is no information in our official documents.

https://access.redhat.com/documentation/en-us/red_hat_3scale_api_management/2.12/html/administering_the_api_gateway/transform-with-policy-extension_3scale

https://access.redhat.com/documentation/en-us/red_hat_fuse/7.11/html/apache_camel_component_reference/netty4-http-component

There is some information on the Camel 3.x community site.
https://camel.apache.org/components/3.18.x/netty-http-component.html#_implementing_a_reverse_proxy