Function get_history_kl_with_options 

pub async fn get_history_kl_with_options(
    client: &FutuClient,
    security: &Security,
    rehab_type: RehabType,
    kl_type: KLType,
    begin_time: &str,
    end_time: &str,
    max_num: Option<i32>,
    options: HistoryKLOptions<'_>,
) -> Result<HistoryKLResult>

获取历史 K 线数据（带完整 RequestHistoryKL 可选字段）。