Awesome — let’s go full “Dissect the Code” mode.

🎯 Goal of Step 1

We’re going to show a list of item IDs in the UI using Flutter.

Our final visual will be a scrollable list like:

Item ID: 101
Item ID: 102
Item ID: 103
...

🧩 Line-by-Line with Explanation

import 'package:flutter/material.dart';

🧠 What it means:

This imports the Flutter UI library — it gives us access to all the core widgets like Text, ListView, Scaffold, etc.

void main() {
  runApp(MyApp());
}

🧠 What it means:

• main() is the entry point of every Dart app.
• runApp(...) tells Flutter what to show on screen — we give it a widget (in this case, MyApp()).

class MyApp extends StatelessWidget {

🧠 What it means: