Adds an ssh backup service

unit-files/ssh-backup.service

+[Unit]
+Description=%p-%i
+
+# Requirements
+Requires=docker.service
+
+# Dependency ordering
+After=docker.service
+
+[Service]
+Restart=always
+RestartSec=10
+TimeoutStartSec=60
+TimeoutStopSec=15
+WorkingDirectory=/media/diskb/backup/
+ExecStartPre=-/opt/bin/docker-compose rm -f
+ExecStart=/opt/bin/docker-compose up
+ExecStop=/opt/bin/docker-compose stop
+
+[Install]
+WantedBy=multi-user.target