#!/bin/bash

# set sources.list
cat <<EOF > /etc/apt/bookworm.list
# debian bookworm ------------------------------------------------
deb http://deb.debian.org/debian/ bookworm main contrib non-free-firmware
deb http://security.debian.org/debian-security bookworm-security main contrib non-free-firmware
deb http://deb.debian.org/debian/ bookworm-updates main contrib non-free-firmware
deb http://deb.debian.org/debian/ bookworm-proposed-updates main contrib non-free-firmware
deb http://deb.debian.org/debian/ bookworm-backports main contrib non-free-firmware

#deb-src http://deb.debian.org/debian/ bookworm main contrib non-free-firmware
#deb-src http://security.debian.org/debian-security bookworm-security main contrib non-free-firmware
#deb-src http://deb.debian.org/debian/ bookworm-updates main contrib non-free-firmware
#deb-src http://deb.debian.org/debian/ bookworm-proposed-updates main contrib non-free-firmware
#deb-src http://deb.debian.org/debian/ bookworm-backports main contrib non-free-firmware
EOF

mv /etc/apt/sources.list /etc/apt/sources.list.debian
mv /etc/apt/bookworm.list /etc/apt/sources.list

# set GRUB background
echo "GRUB_BACKGROUND=\"/usr/share/images/grub/nakedeb.tga\"" >> /etc/default/grub
# set verbose boot
sed -i 's/quiet/quiet systemd.show_status=1/' /etc/default/grub
# update grub
update-grub

exit 0
