秒単位表示の時計画面 作成、Astro + Cloudflare pages

    const timer_func = async function(){
        const now = moment();
        mTimeStr = now.format("HH:mm:ss");
        updateTimestap();
        timeout_next();
    };    
    //
    function timeout_next(){
        mTimeoutId = setTimeout(timer_func, 1000 );
    }