[Unit]
Description=Generate Random MAC Address for OneCloud (One-time)
Documentation=https://github.com/your-repo/One-KVM
Before=systemd-networkd.service
Before=network-pre.target
Wants=network-pre.target
After=local-fs.target
ConditionPathExists=!/var/lib/kvmd/.mac-generated

[Service]
Type=oneshot
ExecStart=/usr/local/bin/generate-random-mac.sh
RemainAfterExit=yes
StandardOutput=journal
StandardError=journal

[Install]
WantedBy=multi-user.target