Souke/common/config/main.php

<?php
return [
    'vendorPath' => dirname(dirname(__DIR__)) . '/vendor',
    'components' => [
        'user' => [
            'class' => 'yii\web\User',
            'identityClass' => 'common\models\User',
            'enableAutoLogin' => true,
            'identityCookie' => [
                'name' => 'laboiteapain',
                'domain' => '.'.Yii::getAlias('@domainName'),
                'path' => '/',
            ]
        ],
        'session' => [
            'class' => 'yii\web\Session',
            'name' => 'PHPLABOITEAPAINSESSID',
            'cookieParams' => [
                'domain' => '.'.Yii::getAlias('@domainName'),
                'httpOnly' => true,
            ],
        ],
        'cache' => [
            'class' => 'yii\caching\FileCache',
        ],
        'image' => [
            'class' => 'yii\image\ImageDriver',
            'driver' => 'GD',  //GD or Imagick
        ],
        'urlManagerProducer' => [
            'class' => 'producer\components\UrlManagerProducer',
            'subDomain' => Yii::getAlias('@producerSubdomain'),
            'domainName' => Yii::getAlias('@domainName'),
            'baseUrl' => Yii::getAlias('@baseUrl').Yii::getAlias('@baseUrlProducer'),
            'enablePrettyUrl' => true,
            'showScriptName' => false,
            'enableStrictParsing' => false,
            'rules' => [
              '<slug_producer:\w+>/' => 'site/index',
              '<slug_producer:\w+>/<controller>/<action>' => '<controller>/<action>',
            ],
        ],
        'urlManagerFrontend' => [
            'class' => 'common\components\UrlManagerCommon',
            'subDomain' => Yii::getAlias('@frontendSubdomain'),
            'domainName' => Yii::getAlias('@domainName'),
            'baseUrl' => Yii::getAlias('@baseUrl').Yii::getAlias('@baseUrlFrontend'),
            'enablePrettyUrl' => true,
            'showScriptName' => false,
            'enableStrictParsing' => false,
            'rules' => [
            ],
        ],
        'urlManagerBackend' => [
            'class' => 'common\components\UrlManagerCommon',
            'subDomain' => Yii::getAlias('@backendSubdomain'),
            'domainName' => Yii::getAlias('@domainName'),
            'baseUrl' => Yii::getAlias('@baseUrl').Yii::getAlias('@baseUrlBackend'),
            'enablePrettyUrl' => true,
            'showScriptName' => false,
            'enableStrictParsing' => false,
            'rules' => [
            ],
        ],
    ],
    'language' => 'fr-FR',
];