登录流程已全部重构

lib/l10n/l10n.dart

@@ -0,0 +1,12 @@
+import 'package:flutter/cupertino.dart';
+import 'package:food_health/l10n/app_localizations.dart';
+
+class L10n {
+  static AppLocalizations? _instance;
+
+  static void init(BuildContext context) {
+    _instance = AppLocalizations.of(context);
+  }
+
+  static AppLocalizations get of => _instance!;
+}