diff --git a/2019-05-commons-volleyball-players-upload/bot.php b/2019-05-commons-volleyball-players-upload/bot.php
index 280a4d4..0f9941e 100755
--- a/2019-05-commons-volleyball-players-upload/bot.php
+++ b/2019-05-commons-volleyball-players-upload/bot.php
@@ -1,119 +1,120 @@
 #!/usr/bin/php
 <?php
 # Copyright (C) 2019 Valerio Bozzolan
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 # GNU Affero General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with this program. If not, see <http://www.gnu.org/licenses/>.
 
 // autoload framework
 require 'include/boz-mw/autoload.php';
 
-// load credentials
-require '../config.php';
-
 use \web\MediaWikis;
 use \cli\Log;
+use \cli\ConfigWizard;
 use \network\ContentDisposition;
 
+// load configuration file or create one
+ConfigWizard::requireOrCreate( __DIR__ . '/../config.php' );
+
 // login in MediaWiki Commons
 $wiki = MediaWikis::findFromUID( 'commonswiki' );
 $wiki->login();
 
 // fingerprint of the default pic
 $default_pic_md5 = md5( file_get_contents( 'data/default-pic.jpg' ) );
 
 $header = true;
 $handle = fopen( 'data/2019-volleyball-players.csv', 'r' );
 while( ( $data = fgetcsv( $handle ) ) !== false ) {
 
 	// skip header
 	if( $header ) {
 		$header = false;
 		continue;
 	}
 
 	// populate arguments
 	list(
 		$id,
 		$surname,
 		$name,
 		$h,
 		$birth,
 		$birth_nation,
 		$birth_where,
 		$nation,
 		$last_team,
 		$last_season,
 		$url_photo
 	) = $data;
 
 	// avoid nonsense files
 	$pic = file_get_contents( $url_photo );
 	if( strlen( $pic ) < 300 ) {
 		Log::warn( "skip $id $surname $name with no pic $url_photo" );
 		continue;
 	}
 
 	// avoid default pic
 	if( md5( $pic ) === $default_pic_md5 ) {
 		Log::warn( "skip $id $surname $name with default pic $url_photo" );
 		continue;
 	}
 
 	if( empty( $name ) || empty( $surname ) ) {
 		Log::warn( "skip $id without name or surname" );
 		continue;
 	}
 
 	// check if the page already exists
 	$filename = "$name $surname (Legavolley 2019).jpg";
 	$response = $wiki->fetch( [
 		'action' => 'query',
 		'prop'   => 'info',
 		'titles' => "File:$filename",
 	] );
 	$exists = false;
 	foreach( $response->query as $pages ) {
 		foreach( $pages as $page ) {
 			$exists = empty( $page->missing );
 		}
 	}
 	if( !$exists )  {
 		Log::warn( "skip File:$filename already existing" );
 		continue;
 	}
 
 	$date = date('Y-m-d H:i:s');
 	$text = require( 'data/content.wiki.php' );
 	$comment = "Bot: test [[Commons:Bots/Requests/Valerio Bozzolan bot (5)|upload 2019 volleyball players from Legavolley]]";
 
 	try {
 		$response = $wiki->upload( [
 			'comment'  => $comment,
 			'text'     => $text,
 			'filename' => $filename,
 			ContentDisposition::createFromNameURLType( 'file', $url_photo, 'image/jpg' ),
 		] );
 
 	} catch( \mw\API\Exception $e ) {
 		Log::error( $e->getMessage() );
 		continue;
 	}
 
 	// look at the response
 	$msg = $response->upload->result;
 	Log::info( "response: $msg" );
 	if( isset( $response->upload->warnings ) ) {
 		print_r( $response->upload->warnings );
 	}
 }