[轉]How to prepare Alpine Linux image with Cloud-Init ready for Proxmox
https://5wire.co.uk/how-to-prepare-alpine-linux-image-with-cloud-init-ready-for-proxmox/

[轉]Enable cloud-init for a Alpine VM on proxmox
https://gist.github.com/longtian/499261f4c68f0fb40b481bb1e74aa8ca