feat: Add document scanner package

packages/paperless_document_scanner/example/lib/image_view.dart

@@ -0,0 +1,25 @@
+import 'dart:io';
+import 'package:flutter/material.dart';
+
+class ImageView extends StatefulWidget {
+  const ImageView({super.key, required this.imagePath});
+
+  final String imagePath;
+
+  @override
+  State<ImageView> createState() => _ImageViewState();
+}
+
+class _ImageViewState extends State<ImageView> {
+  GlobalKey imageWidgetKey = GlobalKey();
+
+  @override
+  Widget build(BuildContext mainContext) {
+    return Center(
+      child: Image.file(
+        File(widget.imagePath),
+        fit: BoxFit.contain,
+      ),
+    );
+  }
+}