fixup

workshop.pl

@@ -935,7 +935,7 @@ sub delete_proto {
 
             $command_output = filter_output($command_output);
             my $skopeo_json = decode_json($command_output);
-            $userenv_json->{'userenv'}{'origin'}{'digest'} = $skopeo_json{'digest'};
+            $userenv_json->{'userenv'}{'origin'}{'digest'} = $skopeo_json->{'digest'};
         } else {
             logger('info', "failed"\n, 2);
             command_logger('error', $command, $rc, $command_output);