setup Raspberry Pi as Kosk

setup.sh

#!/usr/bin/env bash

set -ex

sudo apt update
sudo apt upgrade -y

sudo apt purge wolfram-engine scratch nuscratch sonic-pi idle3 -y
sudo apt purge smartsim java-common libreoffice* -y

sudo apt install unclutter -y

sudo apt clean
sudo apt autoremove -y

sudo rm -f /etc/xdg/lxsession/LXDE-pi/sshpwd.sh

mkdir -p ~/.config/lxsession/LXDE-pi
mkdir -p ~/.config/openbox

echo "@openbox-session" > ~/.config/lxsession/LXDE-pi/autostart

cat <<EOS > ~/.config/openbox/autostart
xset -dpms &     # Disable DPMS (Energy Star) features
xset s off &     # Disable screensaver
xset s noblank & # Don't blank video device

unclutter -idle 0 &

chromium-browser --noerrdialogs --disable-infobars --kiosk https://get.webgl.org/
EOS