raspberry-os-boot.sh

# Create .xinitrc to start your app on X start
echo 'matchbox-window-manager -use_cursor no -use_titlebar no &' > ~/.xinitrc
echo 'exec WEBKIT_DISABLE_COMPOSITING_MODE=1 /path/to/your/app' >> ~/.xinitrc

# Modify .bashrc to start X on boot
echo '[[ -z $DISPLAY && $XDG_VTNR -eq 1 ]] && startx' >> ~/.bashrc