Add balena.yml file

Signed-off-by: Vipul Gupta (@vipulgupta2048) <vipul@balena.io>

README.md

@@ -1,4 +1,4 @@
-# A Simple Server with Node.js Express
+# A Simple Server with NodeJS Express
 
 [![balena deploy button](https://www.balena.io/deploy.svg)](https://dashboard.balena-cloud.com/deploy?repoUrl=https://github.com/balena-io-examples/balena-node-hello-world)
 
@@ -18,9 +18,9 @@ balena push <FLEET_NAME>
 To give your device a public URL, access the device page on the [balenaCloud dashboard][balena-dashboard], and choose the _Public Device URL_ toggle. Once the device is updated, check the Public Device URL to find the welcome page showing up from your device. That's it, you have deployed your first balena device!
 
 
-[balena-link]:https://balena.io/ 
-[signup-page]:https://dashboard.balena-cloud.com/signup
-[gettingStarted-link]:https://www.balena.io/docs/learn/getting-started/raspberrypi3/NodeJS/
 [balena-cli]:https://www.balena.io/docs/reference/cli/
 [balena-dashboard]:https://dashboard.balena-cloud.com/
+[balena-link]:https://balena.io/ 
 [devices-supported]:https://www.balena.io/docs/reference/hardware/devices/
+[gettingStarted-link]:https://www.balena.io/docs/learn/getting-started/raspberrypi3/NodeJS/
+[signup-page]:https://dashboard.balena-cloud.com/signup

balena.yml

@@ -0,0 +1,16 @@
+name: balena-nodejs-hello-world
+type: sw.application
+description: >-
+  This is a simple skeleton NodeJS server that works on any of the devices supported by balena. It also serves as a boilerplate project for you to get started on building your fleet. Have fun! 
+post-provisioning: >-
+  ## Usage instructions
+
+  Allow a few minutes for your device to download the app. Once it's completed, 
+  the welcome page should be accessible on the public device URL.
+assets:
+  repository:
+    type: blob.asset
+    data:
+      url: 'https://github.com/balena-io-examples/balena-nodejs-hello-world/'
+data:
+