docs: def init_celery(project_name):
      """ init celery app without the need of redundant code """
      os.environ.setdefault('DJANGO_SETTINGS_MODULE', '%s.settings' % project_name)
      app = Celery(project_name)
      app.config_from_object('django.conf:settings')
      app.autodiscover_tasks(settings.INSTALLED_APPS, related_name='tasks')
      return app