HyM_UI/lib/sidebar.dart

import 'package:flutter/material.dart';



class SideBar extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Align(
      alignment: Alignment.centerLeft,
      child: Container(
        width: 200,
        color: Colors.lightBlue,
        child: Column(
          mainAxisAlignment: MainAxisAlignment.start,
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Padding(
              padding: const EdgeInsets.all(8.0),
              child: Text(
                'Item 1',
                style: TextStyle(color: Colors.white, fontSize: 18),
              ),
            ),
          ],
        ),
      ),
    );
  }
}