# hardware, without needing dmidecode
for f in sys_vendor product_name bios_version bios_date; do
  [ -r "/sys/class/dmi/id/$f" ] && printf '%-16s %s\n' "$f" "$(cat /sys/class/dmi/id/$f)"
done

# what the image actually ships, by dpkg, not by PATH
for p in pciutils usbutils dmidecode nvme-cli smartmontools lm-sensors \
         ethtool intel-microcode fwupd build-essential gcc git unzip; do
  s=$(dpkg-query -f '${db:Status-Status}' -W "$p" 2>/dev/null)
  [ "$s" = installed ] && echo "PRESENT $p" || echo "absent  $p"
done