fix(eta): Update ETA UI on task start

static/js/index.js

@@ -26,6 +26,7 @@ const generate = async () => {
   const cardSlot = scene.querySelector('.card-slot');
   const actions = document.querySelector('.actions');
   const durationDisplay = actions.querySelector('.duration');
+  const etaDisplay = durationDisplay.querySelector('.eta');
   const timer = durationTimer(durationDisplay);
   const timerCleanup = timer().cleanup;
 
@@ -42,6 +43,7 @@ const generate = async () => {
     actions.style.opacity = '1';
     actions.setAttribute('aria-hidden', 'false');
     actions.querySelectorAll('button').forEach((button) => button.setAttribute('tabindex', '0'));
+    etaDisplay.textContent = Math.round(task.eta);
     durationDisplay.classList.add('displayed');
 
     if (window.innerWidth <= 500) {