#sub_path_only rewrite ^__PATH__$ __PATH__/ permanent;
location __PATH__/ {

    # prevents 502 bad gateway error
    proxy_buffers 8 32k;
    proxy_buffer_size 64k;

    client_max_body_size 100M;

    proxy_pass http://127.0.0.1:__PORT__;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header Host $http_host;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    #proxy_set_header X-NginX-Proxy true;

    # enables WS support
    proxy_http_version 1.1;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";

    proxy_read_timeout 999999999;
}