pacman -S archiso
cd /var/tmp; mkdir -p archiso-zfs/{work,isobuild}
cp -r /usr/share/archiso/configs/releng/. archiso-zfs
linux-headers libunwind zfs-utils zfs-dkms
[archzfs] SigLevel = TrustAll Optional Server = file:///var/tmp/archzfs
mkdir archzfs cd archzfs git clone https://aur.archlinux.org/zfs-dkms.git git clone https://aur.archlinux.org/zfs-utils.git
cd zfs-dkms makepkg -s cd ../zfs-utils makepkg -s cd .. for f in */*zst; do ln $f .; done repo-add /var/tmp/archzfs/archzfs.db.tar.zst /var/tmp/archzfs/*/*zst
cd ../archiso-zfs/ sudo mkarchiso -v -w work -o isobuild /var/tmp/archiso-zfs
/var/tmp/archiso-zfs/isobuild/archlinux-2025.08.28-x86_64.iso