Bonus

/etc/apache2/sites-available/packages.your-domain.de.conf

<VirtualHost *:80>

  ServerName   packages.your-domain.de
  DocumentRoot /home/dhl/.aptly/public/packages/

  <Directory /home/dhl/.aptly/public/packages/>
    AllowOverride None
    Require all granted
  </Directory>

</VirtualHost>

a2ensite packages.your-domain.de.conf
systemctl reload apache2