* docs(Authentik): Add How-To Guide for built-in Proxy Provider * Update how_to.md * add note * fix Outpost info * lint Signed-off-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com> Co-authored-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>