ChangeArrayPushToArrayAssignRector

Change array_push() to direct variable assign

 $items = [];
-array_push($items, $item);
+$items[] = $item;

Configure your rector.php:

<?php

use Rector\CodeQuality\Rector\FuncCall\ChangeArrayPushToArrayAssignRector;
use Rector\Config\RectorConfig;

return RectorConfig::configure()
    ->withRules([
        ChangeArrayPushToArrayAssignRector::class,
    ]);
SETS:  Code Quality