open chromium browser in kiosk mode on the specified url
chromium binary path depends on the OS, the script is for a Raspberry PI

clones this repo on /home/pi/raspberry_chromium_kiosk and runs writecrontab.sh

updatescript.sh + writecrontab.sh

pull from the repo to get the changes

creates a crontab that execute the chromium_app.sh script
be carefull, the script removes any previous line on crontab