refactors design to flutter driven service core.

test/widget_test.dart

@@ -11,20 +11,12 @@ import 'package:flutter_test/flutter_test.dart';
 import 'package:kryz_go_flutter/main.dart';
 
 void main() {
-  testWidgets('Counter increments smoke test', (WidgetTester tester) async {
-    // Build our app and trigger a frame.
+  testWidgets('App renders title and controls', (WidgetTester tester) async {
     await tester.pumpWidget(const MyApp());
-
-    // Verify that our counter starts at 0.
-    expect(find.text('0'), findsOneWidget);
-    expect(find.text('1'), findsNothing);
-
-    // Tap the '+' icon and trigger a frame.
-    await tester.tap(find.byIcon(Icons.add));
     await tester.pump();
 
-    // Verify that our counter has incremented.
-    expect(find.text('0'), findsNothing);
-    expect(find.text('1'), findsOneWidget);
+    expect(find.text('KRYZ Go!'), findsWidgets);
+    expect(find.widgetWithIcon(ElevatedButton, Icons.play_arrow_rounded), findsOneWidget);
+    expect(find.widgetWithIcon(ElevatedButton, Icons.stop_rounded), findsOneWidget);
   });
 }