Optional/Default value for Relational `Extras`

        extras(fields, operators) {
            return {
                authedUserTicketId:
                    sql<string>`(SELECT (ticket_id) from ${members} where event_id = ${
                        fields.id
                    } and user_id = ${authedUser?.user.id || null})`.as(
                        'authed_user_membership'
                    )
            };
        },