- build an amd64 live system (Debian 10 "Buster")
- don't install 'recommended' packages
- enable contrib/non-free sections (required for firmwares)
- enable stable-backports,security,stable-updates repositories
- don't include source packages in the build (save space)
- generate iso-hybrid images suitable for boot from USB
- enable 'installer' mode allowing to install the live system to a fixed disk
- install packages required for HTTPS APT sources
- include binary firwares on the iso image
- included memtest86+ and win32-loaded on the bootable media
