public function actionIndex()
{
$lessons = MainModel::getRandLessons(6);
require_once ROOT . "/views/index/header.php";
require_once ROOT . "/views/content/mainViewTop.php";
require_once ROOT . "/views/content/lessons/lessonsView.php";
require_once ROOT . "/views/content/mainViewBottom.php";
require_once ROOT . "/views/index/footer.php";
return true;
}