# /etc/systemd/system/monitoring-worker.service
# sudo systemctl daemon-reload
# sudo systemctl enable --now monitoring-worker

[Unit]
Description=Server Monitoring background checker
After=network.target mysql.service

[Service]
Type=simple
User=www-data
Group=www-data
WorkingDirectory=/var/www/monitoring
ExecStart=/usr/bin/php /var/www/monitoring/worker/monitor.php
Restart=always
RestartSec=3
StandardOutput=append:/var/log/monitoring-worker.log
StandardError=append:/var/log/monitoring-worker.log

[Install]
WantedBy=multi-user.target