- Add ls/pacman -Q diagnostics in customize_airootfs.sh so we can see exactly what is (or isn't) in /boot after pacstrap - Pre-download linux-aarch64 in Dockerfile with pacman -Sw so mkarchiso can install it from the local pacman cache even if the [alarm] mirror is unreachable at ISO-build time Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>