🎯 What You’ll Learn Today
✅ What is Backend Development?
– Backend ka role in web applications
– Frontend vs Backend difference
– Real-life examples of backend usage
✅ Introduction to Node.js
– Node.js kya hai?
– Why developers prefer Node.js
✅ Setting Up Environment
– Install Node.js & npm
– First Node.js program (console.log("Hello Backend!"))
– Understanding package.json
✅ Core Concepts
– npm (Node Package Manager) kya hota hai
– External libraries install karna (Express ka intro)
– Basic backend project structure
✅ Hands-On Practice
– Apna first Node.js server banana
– Browser me “Hello from Backend” response send karna
– Request-Response cycle samajhna
