initial router setup

lib/components/nc_base_page.dart

@@ -0,0 +1,15 @@
+import 'package:flutter/material.dart';
+
+class NcBasePage extends StatelessWidget {
+  const NcBasePage({super.key, required this.body});
+
+  final Widget body;
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      backgroundColor: const Color(0xffa600f9),
+      body: body,
+    );
+  }
+}