Please go to actions page and download the latest build's artifact.
- bash
 - wget
 - tar
 - xz
 - git
 - make
 - m4
 - rsync
 - squashfs-tools with xz support
 - asciidoc (build arch-install-script)
 
- build.sh: main script to build
 - config: build options
 - arch-scripts: arch-chroot scripts
 - hooks: scripts to run after upgrade system
 - include-squashfs: files that will copy to suqashfs before upgrade
 
change TMPFS suitable size for you in build.sh to speedup package building
modify include-squashfs/etc/portage/make.conf/common according to your needs