Create README.md

Author: SuRu190

task02-toggle-button-text/README.md

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+# Task 02 – Toggle Button Text
+
+## ✅ Objective:
+Change the button text from "Start" to "Stop" and toggle it back on each click.
+
+## 💡 Concepts Practiced:
+- Event listeners for buttons
+- Conditional logic to toggle text
+- DOM manipulation
+
+## 📘 What I Learned:
+- How to handle dynamic text changes on the button itself.
+- Better understanding of click events and conditions.
+
+## ▶️ Example Flow:
+1. Initial button text: “Start”
+2. Click → changes to: “Stop”
+3. Click again → back to: “Start”