fix QR image preview

.gitignore

@@ -31,6 +31,7 @@ migrate_working_dir/
 .pub-cache/
 .pub/
 /build/
+pubspeck.lock
 
 # Symbolication related
 app.*.symbols

lib/screens/unit2/basic-info/basic-info.dart

@@ -181,7 +181,7 @@ class BuildInformation extends StatelessWidget {
                 return QRFullScreenImage(uuid: uuid);
               }));
             },
-            child: QrImage(
+            child: QrImageView(
               data: uuid!,
               size: blockSizeVertical * 24,
             ),

lib/screens/unit2/basic-info/components/qr_image.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/src/widgets/framework.dart';
 import 'package:flutter/src/widgets/placeholder.dart';
 import 'package:qr_flutter/qr_flutter.dart';
 import 'package:unit2/theme-data.dart/colors.dart';
@@ -16,7 +15,7 @@ class QRFullScreenImage extends StatelessWidget {
         centerTitle: true,
         backgroundColor: primary,title: const Text("Profile QR Code"),),
       body:    Center(
-      child: QrImage(
+      child: QrImageView(
               data: uuid,
               size: blockSizeVertical * 50
             ),