navigation to createTodoPage

lib/pages/dashboard_page.dart

@@ -1,11 +1,19 @@
 import 'package:flutter/material.dart';
 
+import 'create_todo_page.dart';
+
 class DashboardPage extends StatelessWidget {
   const DashboardPage({super.key});
   static const routeName = '/';
 
   @override
   Widget build(BuildContext context) {
-    return const Scaffold();
+    return Scaffold(
+      floatingActionButton: FloatingActionButton(
+        onPressed: () =>
+            Navigator.of(context).pushNamed(CreateTodoPage.routeName),
+        child: const Icon(Icons.add),
+      ),
+    );
   }
 }