[Unit]
Description=Generate NVIDIA CDI spec for the container runtime (GPU-gated, first boot)
After=systemd-modules-load.service
Before=k3s-agent.service

[Service]
Type=oneshot
RemainAfterExit=yes
# Silently skip on non-GPU boots: only generate when an NVIDIA GPU is
# actually present and the driver has bound.
ExecCondition=/bin/sh -c 'command -v nvidia-smi >/dev/null 2>&1 && nvidia-smi -L >/dev/null 2>&1'
ExecStartPre=/bin/mkdir -p /etc/cdi
ExecStart=/usr/bin/nvidia-ctk cdi generate --output=/etc/cdi/nvidia.yaml

[Install]
WantedBy=multi-user.target