Add unit files to manage services with systemd

webservice/systemd/cal-job-monitor.service

+[Unit]
+Description=XFEL offline calibration Slurm job monitor
+
+[Service]
+Type=exec
+WorkingDirectory=%h/deployments/development/git.xfel.eu/detectors/pycalibration/current/
+ExecStart=%h/deployments/development/git.xfel.eu/detectors/pycalibration/current/.venv/bin/python -m webservice.job_monitor --log-level DEBUG
+Restart=on-failure
+
+[Install]
+WantedBy=default.target

webservice/systemd/cal-overview-server.service

+[Unit]
+Description=XFEL offline calibration status web page
+
+[Service]
+Type=exec
+WorkingDirectory=%h/deployments/development/git.xfel.eu/detectors/pycalibration/current/
+ExecStart=%h/deployments/development/git.xfel.eu/detectors/pycalibration/current/.venv/bin/python -m webservice.serve_overview
+Restart=on-failure
+
+[Install]
+WantedBy=default.target

webservice/systemd/cal-webservice.service

+[Unit]
+Description=XFEL offline calibration ZMQ service
+
+[Service]
+Type=exec
+WorkingDirectory=%h/deployments/development/git.xfel.eu/detectors/pycalibration/current/
+ExecStart=%h/deployments/development/git.xfel.eu/detectors/pycalibration/current/.venv/bin/python -m webservice.webservice --mode prod --log-level DEBUG
+Restart=on-failure
+
+[Install]
+WantedBy=default.target