app working with sandbox

lib/utils/constants.dart

@@ -2,7 +2,7 @@
 library;
 
 /// Human-readable name shown in the splash screen, app bars, and About tile.
-const String kAppName = 'MyApp';
+const String kAppName = 'IngTrak';
 
 /// Package / Android application id.
 const String kPackageName = 'com.example.myapp';
@@ -10,6 +10,32 @@ const String kPackageName = 'com.example.myapp';
 /// How long the splash screen stays visible before navigating to the shell.
 const Duration kSplashDuration = Duration(seconds: 2);
 
+/// Base URL for the personal ingtrak FastAPI backend.
+///
+/// Override at build/run time:
+/// `flutter run --dart-define=API_BASE_URL=http://192.168.1.114:8000`
+///
+/// Defaults:
+/// - Android emulator → `http://10.0.2.2:8000` (host loopback)
+/// - iOS Simulator → `http://127.0.0.1:8000`
+/// - Physical device → Mac LAN IP, e.g. `http://192.168.1.114:8000`
+const String kApiBaseUrl = String.fromEnvironment(
+  'API_BASE_URL',
+  defaultValue: 'http://10.0.2.2:8000',
+);
+
+/// Enable Banking only accepts http(s) redirect URLs (not custom schemes).
+/// Keep this exact value in the Control Panel and backend `REDIRECT_URI`.
+/// The app opens auth in a WebView and intercepts this callback to read `code`.
+const String kEnableBankingRedirectUri =
+    'http://localhost:8000/api/connect/callback';
+
+/// Optional app-scheme bounce used after the http callback (not registered
+/// with Enable Banking).
+const String kBankRedirectScheme = 'ingtrak';
+const String kBankRedirectHost = 'connected';
+const String kBankRedirectUri = '$kBankRedirectScheme://$kBankRedirectHost';
+
 /// SharedPreferences keys.
 abstract final class StorageKeys {
   static const themeMode = 'theme_mode';