Simple upgrade script for njsPC poolController

updatePool.sh

#! /bin/bash
# Simple Upgrade Script For njsPC Free To Use And Modify as you see fit 
# @DrJeff
echo updating njsPC, dashpanel, and rem please wait...
echo updating poolController now ...
cd /home/pi/nodejs-poolController
git pull | tail -f | if grep -L "Already up to date." ; then 
npm i
else
echo updating dashPanel ...
fi
cd /home/pi/nodejs-poolController-dashPanel
git pull | tail -f | if grep -L "Already up to date." ; then 
npm i
else
echo updating REM ...
fi
cd /home/pi/relayEquipmentManager
git pull | tail -f | if grep -L "Already up to date." ; then
npm i
else
echo "All up to date, Completed for now!"
fi