Imrpoved image handling since the size of the image is about 5MB.

hartmann-foto-documentation-frontend/test/pages/picture_widget_test.dart

@@ -12,9 +12,6 @@ import 'package:mockito/mockito.dart';
 import '../testing/test_utils.dart';
 import '../testing/test_utils.mocks.dart';
 
-// Minimal valid base64 encoded 1x1 pixel PNG image
-const String _testImage = 'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+M9QDwADhgGAWjR9awAAAABJRU5ErkJggg==';
-
 void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
   DiContainer.instance.initState();
@@ -31,30 +28,36 @@ void main() {
       id: 1,
       comment: 'First picture comment',
       category: 'category1',
-      image: _testImage,
       pictureDate: DateTime(2024, 1, 15),
       username: 'user1',
       evaluation: 1,
+      imageUrl: "",
+      normalSizeUrl: "",
+      thumbnailSizeUrl: "",
     );
 
     pictureDto2 = PictureDto(
       id: 2,
       comment: 'Second picture comment',
       category: 'category2',
-      image: _testImage,
       pictureDate: DateTime(2024, 2, 20),
       username: 'user2',
       evaluation: 1,
+      imageUrl: "",
+      normalSizeUrl: "",
+      thumbnailSizeUrl: "",
     );
 
     pictureDto3 = PictureDto(
       id: 3,
       comment: null,
       category: 'category3',
-      image: _testImage,
       pictureDate: DateTime(2024, 3, 25),
       username: 'user3',
       evaluation: 1,
+      imageUrl: "",
+      normalSizeUrl: "",
+      thumbnailSizeUrl: "",
     );
 
     customerDto = CustomerDto(
@@ -170,10 +173,9 @@ void main() {
       expect(find.text('First picture comment'), findsOneWidget);
 
       // Tap right navigation button
-      print(find.byKey(Key("navigate_right")));
       await tester.tap(find.byKey(Key("navigate_right")));
       await tester.pumpAndSettle();
-      
+
       // Verify second picture comment is now shown
       expect(find.text('Second picture comment'), findsOneWidget);
       expect(find.text('First picture comment'), findsNothing);