My Arch linux with GUI live ISO builder
username : root
password : root
username : arch
password : arch
cp -f /etc/pacman.conf path_to_profile/airootfs/etc/pacman.conf
ln -f arch_install_helper.sh path_to_profile/airootfs/etc/skel/
sudo mkarchiso -v path_to_profile/
sudo chown -R $USER:$USER out/
# remove work folder (contains build temp files)
sudo rm -rf work