Merge pull request #225 from electroma/nginx/extauth_headers

Support for http header passing from external authentication service

controllers/nginx/rootfs/etc/nginx/template/nginx.tmpl

@@ -293,6 +293,9 @@ http {
             {{ if not (empty $authPath) }}
             # this location requires authentication
             auth_request {{ $authPath }};
+            {{- range $idx, $line := buildAuthResponseHeaders $location }}
+            {{ $line }}
+            {{- end }}
             {{ end }}
 
             {{ if not (empty $location.ExternalAuth.SigninURL) }}