Add support for aliases in settings

src/Handler.php

@@ -58,6 +58,7 @@ class Handler extends BaseHandler {
           'prefix' => '',
         ],
         'domain' => str_replace(['.', '-'], ['\\.', '\\-'], 'www.example.com'),
+        'aliases' => [],
         'live' => !empty($this->env->receiveGlobal('DRUPAL_LIVE', 'Live mode', '0')),
       ];
   }