first commit

lib/screens/receipt_image_screen.dart

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+import 'dart:io';
+
+import 'package:flutter/material.dart';
+
+/// Full-screen, pinch-zoomable view of a saved receipt photo.
+class ReceiptImageScreen extends StatelessWidget {
+  final String imagePath;
+
+  const ReceiptImageScreen({super.key, required this.imagePath});
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      backgroundColor: Colors.black,
+      appBar: AppBar(
+        backgroundColor: Colors.black,
+        foregroundColor: Colors.white,
+        title: const Text('Receipt'),
+      ),
+      body: Center(
+        child: InteractiveViewer(
+          child: Image.file(File(imagePath)),
+        ),
+      ),
+    );
+  }
+}