[Unit]
Description=Non-volatile overlay

Before=sysinit.target systemd-sysctl.service systemd-modules-load.service swap.target systemd-tmpfiles-setup.service
DefaultDependencies=no
Conflicts=shutdown.target
ConditionFileNotEmpty={bindir}/nv-overlay.sh

[Service]
Type=oneshot
ExecStart={bindir}/nv-overlay.sh

[Install]
RequiredBy=paths.target