theme work

lib/data/enums.dart

@@ -0,0 +1,12 @@
+import 'package:flutter/material.dart';
+
+enum AppThemeMode {
+  light('light', 'Chiaro', ThemeMode.light),
+  dark('dark', 'Scuro', ThemeMode.dark),
+  system('system', 'Sistema', ThemeMode.system);
+
+  const AppThemeMode(this.value, this.label, this.themeMode);
+  final String value;
+  final String label;
+  final ThemeMode themeMode;
+}