folder restructuring

lib/theming/light_app_theme.dart

@@ -0,0 +1,13 @@
+import 'package:flutter/material.dart';
+
+class LightAppTheme {
+  static const Color marianumRed = Color.fromARGB(255, 153, 51, 51);
+
+  static final theme = ThemeData(
+    brightness: Brightness.light,
+    colorScheme: ColorScheme.fromSeed(seedColor: marianumRed),
+    floatingActionButtonTheme: const FloatingActionButtonThemeData(
+      foregroundColor: Colors.white
+    )
+  );
+}