Dockerfile using docker-systemctl-replacement and heredoc for unit file

Dockerfile

# syntax=docker/dockerfile:1.3-labs
# Enable heredoc syntax https://collabnix.com/using-heredocs-in-dockerfiles-simplify-your-image-building-process/

FROM ubuntu

RUN wget https://raw.githubusercontent.com/gdraheim/docker-systemctl-replacement/master/files/docker/systemctl3.py -O /usr/local/bin/systemctl &&\
    chmod +x /usr/local/bin/systemctl

RUN cat <<EOF > /etc/systemd/system/memgraph.service
[Unit]
Description=Docker systemd service
DefaultDependencies=no

[Service]
Type=simple
WorkingDirectory=/working/directory/here
ExecStart=/command/to/execute/here --args-here
Restart=on-failure
RestartSec=5s
User=root
TimeoutSec=900

[Install]
WantedBy=sysinit.target
EOF