used to create my own Ubuntu distro. use this as you want. if they work...
you'll need a iso renamed to orginal in the same folder to start. you should execute those scripts in the order of the numbers asigned to them.
[Day 20/11/2017 00:00:00]: When I finally manage to make a bootable ISO, the version number of the last commit will be bigger than 0.1.X
[Day 25/11/2017 18:27:30]: I did it! I managed to make a bootable ISO from a Kubuntu 16.04.3 LTS ISO. If it manages to make a complete install, I think it will be safe to say that we succeed!
[Day 19/12/2017 14:09:45]: Well, They work. I'm gonna leave them here, but for the moment i'll stop their development. I'm just too tired.
To the dude on this video who explains some of the main tings I do to make my ISO's and Scripts: Build Your Own Linux OS Distro: Chroot Method - YouTube