fdisk DEVICE
200M EFI fat32 labelled boot -> on /boot
ext4 labbelled fuhen -> on /nix
mkdir -p /nix/persist/home (else persisted seems to be bugged)
nix-shell --run 'mkpasswd -m SHA-512' -p mkpasswd to generate a password
nix-channel --add https://nixos.org/channels/nixos-unstable nixos
nix-channel --update