/etc/lighttpd/lighttpd.conf

  ### ffmap ###
  $HTTP["host"] =~ "map\.freifunk-bielefeld\.quakente\.net$" {
          server.document-root = "/var/www/map.freifunk-bielefeld.de"
  }


  echo "*/5 *   * * *   root    /root/ffmap-backend/update.sh" >> /etc/crontab

  mkdir /var/www/map.freifunk-bielefeld.de/

https://github.com/ffnord/ffmap-d3
https://github.com/ffnord/ffmap-backend