sudo cp /var/lib/liteos.squashfs ~/liteos-iso/ Create a grub configuration file ~/liteos-iso/boot/grub/grub.cfg with necessary boot entries.
sudo apt install -y debootstrap squashfs-tools xorriso grub2 mkresolutions mkdir ~/liteos sudo debootstrap --arch amd64 buster /var/lib/liteos http://archive.debian.org/debian/ This command sets up a Debian Buster base system in /var/lib/liteos . Step 3: Configure Your Base System Chroot into your new system:
menuentry "LiteOS" { linux /casper/vmlinuz boot=casper rootdelay=1 initrd /casper/initrd } Use xorriso to create the ISO: