server {
    listen %%port%% default_server;
    include /etc/nginx/includes/server_params.conf;
    include /etc/nginx/includes/proxy_params.conf;
    client_max_body_size 0;

    location / {
        set $upstream_app localhost;
        set $upstream_port 5000;
        set $upstream_proto http;
        proxy_pass $upstream_proto://$upstream_app:$upstream_port;
    }
}