xorriso -as mkisofs \
  -iso-level 3 \
  -full-iso9660-filenames \
  -volid "ARCH_202605" \
  -eltorito-alt-boot \
  -e "EFI/BOOT/BOOTx64.EFI" \
  -no-emul-boot \
  -isohybrid-gpt-basdat \
  -output ~/arch_custom.iso \
  ~/custom_iso