Arch Linux Archiso builder with zfs support

Prerequisite

pacman -syu archiso
yay -syu ventoy-bin

Prepare ISO

sudo mkarchiso -v -w /home/alteriks/tmp/arch_dynamic_data -o /home/alteriks/tmp/arch_out arch_template

Ventoy workaround

It seems that Ventoy in UEFI mode uses hardcoded 'linux-vmlinuz' entry in it's hooks, so zfs-linux hangs during boot with: "Waiting 30 seconds for device /dev/disk/by-label/ARCHLINUX..." File arch_template/airootfs/etc/pacman.d/hooks/linux-dummy.hook contains workaround. It renames vmlinuz-linux-lts to vmlinuz-linux