<VirtualHost *:80>
    ServerName your_domain.com

    ProxyRequests Off
    ProxyPreserveHost On

    <Proxy *>
        Order allow,deny
        Allow from all
    </Proxy>

    ProxyPass / http://localhost:3000/
    ProxyPassReverse / http://localhost:3000/

    ErrorLog ${APACHE_LOG_DIR}/error.log
    CustomLog ${APACHE_LOG_DIR}/access.log combined
</VirtualHost>