config/broadcasting.php
//
'custom' => [
'driver' => 'custom-broadcaster',
'app_secret' => env('WEBSOCKETS_APP_SECRET'),
'app_id' => env('WEBSOCKETS_APP_ID'),
'host' => env('WEBSOCKETS_HOST'),
'port' => env('WEBSOCKETS_PORT', 4001),
'scheme' => env('WEBSOCKETS_SCHEME', 'ws'),
],