reverse-proxy/data/ejabberd-vhost

location =  /.well-known/host-meta {
  proxy_pass        http://ejabberd:80;
  proxy_hide_header content-type;
  add_header        content-type 'application/xrd+xml' always;
  add_header        Access-Control-Allow-Origin '*' always;
}

location = /.well-known/host-meta.json {
  proxy_pass        http://ejabberd:80;
  proxy_hide_header content-type;
  add_header        content-type 'application/jrd+json' always;
  add_header        Access-Control-Allow-Origin '*' always;
}