How to add a colored bottom border on a rounded corner Container in flutter?

main.dart

import 'package:flutter/material.dart';

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      home: HomePage(),
    );
  }
}

class HomePage extends StatefulWidget {
  @override
  _HomePageState createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(),
      body: Center(
        child: Padding(
          padding: EdgeInsets.all(18.0),
          child: ClipPath(
            clipper: ShapeBorderClipper(
                shape: RoundedRectangleBorder(
                    borderRadius: BorderRadius.all(Radius.circular(10)))),
            child: Container(
              height: 70.0,
              width: 200.0,
              decoration: BoxDecoration(
                color: Colors.blueAccent,
                border: Border(
                  bottom: BorderSide(
                      color: Color.fromRGBO(0, 83, 79, 1), width: 7.0),
                ),
              ),
              child: Center(
                    child: Padding(
                    padding: const EdgeInsets.all(10.0),
                    child: new Text("Your Text",
                        style: TextStyle(fontSize: 30.0, color: Colors.black)),
                )),
            ),
          ),
        ),
      ),
    );
  }
}