3-post-setup.sh

#!/usr/bin/env bash
#-------------------------------------------------------------------------
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#-------------------------------------------------------------------------

echo -e "\nFINAL SETUP AND CONFIGURATION"

# ------------------------------------------------------------------------

echo -e "\nEnabling Login Display Manager"

sudo systemctl enable sddm.service

echo -e "\nSetup SDDM Theme"

sudo cat <<EOF > /etc/sddm.conf
[Theme]
Current=Nordic
EOF

# ------------------------------------------------------------------------

echo -e "\nEnabling essential services"

systemctl enable cups.service
sudo ntpd -qg
sudo systemctl enable ntpd.service
sudo systemctl disable dhcpcd.service
sudo systemctl stop dhcpcd.service
sudo systemctl enable NetworkManager.service
sudo systemctl enable bluetooth
echo "
###############################################################################
# Cleaning
###############################################################################
"
# Remove no password sudo rights
sed -i 's/^%wheel ALL=(ALL) NOPASSWD: ALL/# %wheel ALL=(ALL) NOPASSWD: ALL/' /etc/sudoers
# Add sudo rights
sed -i 's/^# %wheel ALL=(ALL) ALL/%wheel ALL=(ALL) ALL/' /etc/sudoers

# Replace in the same state
cd $pwd
echo "
###############################################################################
# Done - Please Eject Install Media and Reboot
###############################################################################
"