fixed navigation and added create new note page

lib/pages/CreateNewNote.dart

@@ -0,0 +1,19 @@
+import 'package:flutter/material.dart';
+
+class CreateNewNote extends StatefulWidget {
+  const CreateNewNote({super.key});
+
+  @override
+  State<CreateNewNote> createState() => _CreateNewNoteState();
+}
+
+class _CreateNewNoteState extends State<CreateNewNote> {
+  @override
+  Widget build(BuildContext context) {
+    return const Scaffold(
+        body: Center(
+          child: Text('CreateNewNote'),
+        )
+    );
+  }
+}