[Unit]
Description=Docker System Prune Watchdog
After=docker.service
Wants=docker.service

[Service]
Type=simple
Restart=always
RestartSec=10
EnvironmentFile=-/etc/docker-prune-watchdog.env
ExecStart=/usr/local/bin/docker-prune-watchdog.sh start

[Install]
WantedBy=multi-user.target