feat(i18n): apply ORY bypass whitelist policy and add error-code tests

userfront/test/error_screen_test.dart

@@ -74,7 +74,7 @@ void main() {
     );
     final detail = tr(
       'msg.userfront.error.whitelist.settings_disabled',
-      fallback: errorWhitelistMessages['settings_disabled']!,
+      fallback: internalErrorWhitelistMessages['settings_disabled']!,
     );
     final type = tr(
       'msg.userfront.error.type',
@@ -88,6 +88,34 @@ void main() {
     expect(find.text(type), findsOneWidget);
   });
 
+  testWidgets('프로덕션은 ORY 코드를 bypass 처리한다', (WidgetTester tester) async {
+    await _pumpErrorScreen(
+      tester,
+      errorCode: 'access_denied',
+      description: '원문 메시지',
+      isProdOverride: true,
+    );
+
+    final title = tr(
+      'msg.userfront.error.title',
+      fallback: '인증 과정에서 오류가 발생했습니다',
+    );
+    final detail = tr(
+      'msg.userfront.error.ory.access_denied',
+      fallback: '사용자가 동의를 거부했습니다.',
+    );
+    final type = tr(
+      'msg.userfront.error.type',
+      fallback: '오류 종류: {{type}}',
+      params: {'type': 'access_denied'},
+    );
+
+    expect(find.text(title), findsOneWidget);
+    expect(find.text(detail), findsOneWidget);
+    expect(find.text('원문 메시지'), findsNothing);
+    expect(find.text(type), findsOneWidget);
+  });
+
   testWidgets('프로덕션은 비허용 에러를 unknown_error로 처리한다', (WidgetTester tester) async {
     await _pumpErrorScreen(
       tester,