Merge pull request #4347 from NginxProxyManager/develop

v2.12.3

docker/rootfs/etc/nginx/conf.d/include/proxy.conf

@@ -1,4 +1,5 @@
 add_header       X-Served-By $host;
+proxy_set_header Host $host;
 proxy_set_header X-Forwarded-Scheme $scheme;
 proxy_set_header X-Forwarded-Proto  $scheme;
 proxy_set_header X-Forwarded-For    $proxy_add_x_forwarded_for;