nodeBB compatibility

Author: Steveorevo

nodeapp.php

@@ -236,6 +236,7 @@ public function generate_nginx_files( $nodeapp_folder, $inc_root = true ) {
                 $app = str_replace( '.config.js', '', $app );
                 $nginx .= 'location ' . $subfolder . ' {
                     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+                    proxy_set_header X-Forwarded-Proto $scheme;
                     proxy_set_header Host $host;
                     proxy_pass http://127.0.0.1:$' . $app . '_port;
                     proxy_http_version 1.1;