Приложение на флаторе, настройки

client-mobile/lib/core/constants/app_constants.dart

@@ -0,0 +1,25 @@
+class AppConstants {
+  AppConstants._();
+
+  // API
+  static const String apiBaseUrl = 'https://api.messenger.app';
+  static const int apiTimeout = 30;
+
+  // Storage
+  static const String sharedPrefsName = 'messenger_prefs';
+  static const String tokenKey = 'auth_token';
+  static const String refreshTokenKey = 'refresh_token';
+  static const String userIdKey = 'user_id';
+
+  // Pagination
+  static const int pageSize = 20;
+  static const int defaultPageSize = 50;
+
+  // Chat
+  static const int maxMessageLength = 4096;
+  static const int typingIndicatorTimeout = 3000;
+
+  // Media
+  static const int maxImageSize = 10 * 1024 * 1024; // 10MB
+  static const int maxVideoSize = 100 * 1024 * 1024; // 100MB
+}

client-mobile/lib/core/constants/storage_keys.dart

@@ -0,0 +1,9 @@
+class StorageKeys {
+  StorageKeys._();
+
+  static const String apiUrl = 'api_url';
+  static const String languageCode = 'language_code';
+  static const String serverConfig = 'server_config';
+  static const String authToken = 'auth_token';
+  static const String refreshToken = 'refresh_token';
+}