added this script that installs noble : A Node.js BLE (Bluetooth Low Energy)...

added this script that installs noble : A Node.js BLE (Bluetooth Low Energy) central module used for BLE operations

install_noble.sh

+## Author: Felix Omwansa
+
+#This script installs noble : A Node.js BLE (Bluetooth Low Energy) central module.
+echo ""
+echo "[$0]: This script installs noble : A Node.js BLE (Bluetooth Low Energy) central module."
+echo "[$0]: "
+
+## If you already have Node installed, you might want to remove it. Some Node.js tools might execute Node.js as Node instead of Node.js, causing conflicts.
+## Checking if node is on your system:
+
+echo "[$0]: "
+echo "[$0]: Checking if node is on your system... "
+
+  if which node > /dev/null
+    then
+        # add deb.nodesource repo commands 
+        # install node
+	echo "[$0]: node is missing, installing node... "
+	echo "[$0]: "
+
+	## Install Node.js with Ubuntu Package Manager
+	sudo apt-get install nodejs 
+    else
+        echo "[$0]: node is installed, skipping..."
+	echo ""
+    fi
+
+##Then install the Node package manager, npm:
+	sudo apt-get install npm
+
+## Installing Prerequisites: Ubuntu/Debian/Raspbian
+echo "[$0]: Installing Prerequisites for Ubuntu/Debian/Raspbian system..."
+echo ""
+sudo apt-get install bluetooth bluez libbluetooth-dev libudev-dev
+
+## Create a symbolic link for node, as many Node.js tools use this name to execute.
+
+	##perform check to verify
+	echo ""
+	echo "[$0]: perform check to verify if symbolic link file for node exists..."
+	if [ -f /usr/bin/node ]
+	then 
+		echo "[$0]:  /usr/bin/node exists, breaking operation..."
+		echo ""
+	else  ## create symbolic link for node
+		sudo ln -s /usr/bin/nodejs /usr/bin/node
+	fi
+
+## Install noble
+npm install noble
+
+echo "[$0]: Installation complete. "
+echo ""
+
+##
+
+  

listenNode.sh

-##run notification 
+## Author: Felix Omwansa
+
+##run notification dialog
 echo ""
 echo "[$0]:  This will open a notification dialog for to detect action on the ESP32.sh"