(note to self)

wget -O - https://debian.neo4j.org/neotechnology.gpg.key | sudo apt-key add -
echo 'deb https://debian.neo4j.org/repo stable/' | sudo tee /etc/apt/sources.list.d/neo4j.list
sudo apt-get update
sudo apt-get install neo4j
systemctl enable neo4j
systemctl restart neo4j
change config:
systemctl edit neo4j
view log:
journalctl -e -u neo4j

more details at https://neo4j.com/docs/operations-manual/3.2/installation/linux/systemd/