Composer: handle deployment for queues.

composer.json

{
  "scripts": {
    "pre-install-cmd": [
      "php artisan down",
      "php artisan queue:restart",
    ],
    "post-install-cmd": [
      "php artisan up"
    ],
  },
}

composer.json.queue

{
  "scripts": {
    "pre-install-cmd": [
      "supervisorctl stop all",
      "php artisan queue:restart",
    ],
    "post-install-cmd": [
      "supervisorctl start all"
    ],
  },
}