ifhub.club/application/install/index.php

<?php
error_reporting(E_ALL);
ini_set('display_errors', 1);

header('Content-Type: text/html; charset=utf-8');

require_once('bootstrap.php');

/**
 * Определяем группы с шагами
 */
$aGroups=array(
	'install'=>array(
		'checkRequirements','installDb','installAdmin','installComplete'
	),

	'update'=>array(
		'checkRequirements','updateDb'=>array('hide_create_db'=>true),'updateVersion','updateComplete'
	),

);

$oInstall=new InstallCore($aGroups);
$oInstall->run();