chore(images): align capture source quality with TPB upload pipeline

- Increase camera capture input for detail photo updates (1600px, quality 90)
- Keep final constraints enforced in storage service (1080px max, <=500KB)
- Improve visual quality before compression while preserving storage limits

lib/screens/garage_screen.dart

@@ -665,9 +665,9 @@ class GarageScreenState extends State<GarageScreen> {
     final picker = ImagePicker();
     final xFile = await picker.pickImage(
       source: ImageSource.camera,
-      maxWidth: 800,
-      maxHeight: 800,
-      imageQuality: 60,
+      maxWidth: 1600,
+      maxHeight: 1600,
+      imageQuality: 90,
     );
     if (xFile == null) return;