added this json file for the node app

listenNode.sh

@@ -4,4 +4,5 @@
 echo ""
 echo "[$0]:  This will open a notification dialog for to detect action on the ESP32.sh"
 
+cd .. 
 sudo node listen-notification.js

package.json

+{
+  "name": "esp32-nodejs-samples",
+  "version": "1.0.0",
+  "description": "A node program to communicate with ESP32 on GATT",
+  "main": "write-and-listen.js",
+  "dependencies": {
+    "noble": "^1.8.0"
+  },
+  "devDependencies": {},
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "Asuki Kono",
+  "license": "ISC"
+}