Update README.md

Author: kishxrx

README.md

@@ -1,8 +1,39 @@
-# Node JS demo App
+# Node.js CI/CD Demo App 🚀
 
-> The article tutorial about building this NodeJS app demo and the various way to deploy it, is plublished on my medium blog here:
+This is a sample Node.js application with a fully automated **CI/CD pipeline** using **GitHub Actions** and **DockerHub**.
 
-* [How to Build and Run a NodeJS app with Docker & GitHub Actions CI/CD](https://blog.devgenius.io/how-to-build-and-run-a-nodejs-app-with-docker-github-actions-59eb264dfef5)
-* [How to Deploy to Kubernetes & Heroku using Docker](https://blog.devgenius.io/how-to-deploy-to-kubernetes-heroku-using-docker-c2556a9584df)
-* [Deploying to GPC using Docker, Kubernetes, Terraform, and GitHub Actions CI/CD](https://blog.devgenius.io/how-to-provision-configure-deploy-to-google-cloud-platform-97dbbe36fcde "https://blog.devgenius.io/how-to-provision-configure-deploy-to-google-cloud-platform-97dbbe36fcde")
-updated to test Github actions 
+##  Overview
+
+This project demonstrates how to:
+- Build and test a Node.js application
+- Automatically build a Docker image
+- Push the Docker image to DockerHub
+- Trigger the entire workflow on every push to the `main` branch
+
+## 🔧 Tech Stack
+
+- Node.js
+- GitHub Actions
+- Docker & DockerHub
+
+##  CI/CD Workflow Summary
+
+The GitHub Actions workflow does the following:
+
+1. 📥 Checkout the repository  
+2. ⚙️ Set up Node.js environment  
+3. 📦 Install project dependencies  
+4. ✅ Run unit tests (`npm test`)  
+5. 🏗️ Build the Node.js app  
+6. 🐳 Build Docker image  
+7. 🔐 Login to DockerHub using GitHub Secrets  
+8. 🚀 Push image to DockerHub repository  
+
+##  Docker Image
+
+You can find the built Docker image here:
+
+👉 **[DockerHub Repo Link](https://hub.docker.com/r/kishxrx/nodejs-demo-app)**  
+*(Replace with your actual DockerHub link)*
+
+## 📂 File Structure