docs: def clean_session_table():
      """Automatically clean session table.
  
      To enable a periodically clean of the session table, you should configure
      the task as a celery periodic task.
  
      .. code-block:: python
  
          from datetime import timedelta
          CELERYBEAT_SCHEDULE = {
              'session_cleaner': {
                  'task': 'invenio_accounts.tasks.clean_session_table',
                  'schedule': timedelta(days=1),
              },
          }
  
      See `Invenio-Celery <https://invenio-celery.readthedocs.io/>`_
      documentation for further details.
      """
      sessions = SessionActivity.query_by_expired().all()
      for session in sessions:
          delete_session(sid_s=session.sid_s)
      db.session.commit()