[BUG] [alpha] Journal calendar previous-month button has no tooltip

Author: whitebrendan

src/components/Journal.tsx

@@ -277,6 +277,7 @@ export function JournalPanel() {
                 <button
                   class="p-1.5 rounded hover:bg-white/10 transition-colors"
                   onClick={() => journal.navigateMonth(-1)}
+                  title="Previous month"
                 >
                   <Icon name="chevron-left" class="w-5 h-5" style={{ color: "var(--text-weak)" }} />
                 </button>
@@ -290,6 +291,7 @@ export function JournalPanel() {
                 <button
                   class="p-1.5 rounded hover:bg-white/10 transition-colors"
                   onClick={() => journal.navigateMonth(1)}
+                  title="Next month"
                 >
                   <Icon name="chevron-right" class="w-5 h-5" style={{ color: "var(--text-weak)" }} />
                 </button>