Week 3 Day 2: JavaScript ES6 features

Week-3/Day-2/advanced-javascript.md

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+## ES6 Features
+
+### let & const
+let → block scoped
+const → cannot be reassigned
+
+### Arrow Functions
+const add = (a, b) => a + b;
+
+### Template Literals
+`Hello ${name}`
+
+### Destructuring
+const { name, role } = user;
+
+### Practical Learning
+Converted functions to arrow functions
+Used template strings
+Applied destructuring for cleaner code