Generates a bootable ISO with current kernel and debootstrap base system https://www.gitbook.com/book/siad/create-your-own-debian-based-linux-distro/details
sudo apt install wget make gawk gcc bc libelf-dev xorriso debootstrap curl
git clone https://github.com/zac87/debootstrap_live.git
cd debootstrap_live && chmod +x *.sh && sudo ./debootstrap_live
The script will take a while to complete the build process. NOTE that debootstrap will not work on a encrypted partition. Try to make the changes suggested in 03_fetch_root_fs.sh
This script is based on the work of Ivan Davidov http://minimal.linux-bg.org