Testing in progress ;)

public/app.js

@@ -89,11 +89,23 @@ async function handleSnooze(slotId, minutes) {
   }
 }
 
+const ROAST_CACHE_KEY = "medis-roast-day";
+
+async function loadRoast(day) {
+  try {
+    const cached = JSON.parse(sessionStorage.getItem(ROAST_CACHE_KEY) || "null");
+    if (cached?.day === day && cached?.text) return cached;
+    const roast = await api.roast();
+    sessionStorage.setItem(ROAST_CACHE_KEY, JSON.stringify({ day: roast.day, text: roast.text }));
+    return roast;
+  } catch {
+    return { text: "Dein Gebrain wartet auf Koffein und Medis." };
+  }
+}
+
 async function refreshDashboard(stats) {
-  const [today, roast] = await Promise.all([
-    api.today(),
-    api.roast().catch(() => ({ text: "Dein Gebrain wartet auf Koffein und Medis." })),
-  ]);
+  const today = await api.today();
+  const roast = await loadRoast(today.day);
   renderSlots(today.slots, handleTake, handleSnooze);
   document.getElementById("roastText").textContent = roast.text;