Extended json fromatter for monolog

JsonPrettyUnicodePrintFormatter.php

<?php
declare(strict_types=1);

namespace App\Settings\Logger;

use Monolog\Formatter\JsonFormatter;
use Monolog\LogRecord;

class JsonPrettyUnicodePrintFormatter extends JsonFormatter
{
    /**
     * {@inheritdoc}
     */
    public function format(LogRecord $record): string
    {
        return
            json_encode(
                $record,
                JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES
            ) . ($this->appendNewline ? "\n" : '');
    }
}