qimall/environments/prod/api/config/main-local.php

<?php
$config = [
    'components' => [
        'request' => [
            // !!! insert a secret key in the following (if it is empty) - this is required by cookie validation
            'cookieValidationKey' => '',
        ],
    ],
];

if(isset($_SERVER['REQUEST_URI'])){
    preg_match('/\?r=(.*?)[%2F|\/]|(.*?)&r=(.*?)[%2F|\/]/',$_SERVER['REQUEST_URI'],$match);
    $config['components']['urlManager']['enablePrettyUrl'] = !$match ? true : false;
    
}

return $config;