const timerDuration = luxon.Duration.fromObject({ minutes: 1 }); const endTime = luxon.DateTime.local().plus(timerDuration); const checkStillThere = async () => { while (luxon.DateTime.local() < endTime) { if (workflow.stillThere) { break; } await new Promise(resolve => setTimeout(resolve, 1000)); } }; await checkStillThere();