sync: update from private repo (91d8d79c)

ui/e2e/calendar.spec.ts

@@ -114,6 +114,11 @@ test('cross calendar: top-bar tab opens, grid renders, month nav works', async (
 test('cross calendar: a space with activity shows its dot + day panel groups by space', async ({ page }) => {
   const fatalErrors = trackFatalErrors(page);
   const { caseTitle, spaceId } = await createAndOpenCaseSpace(page, 'E2E横断カレンダー');
+
+  // The cross-cal dot reflects a space's activity for the day — task or
+  // event (see issue #804: it used to be task-only, leaving single-day
+  // events with no cross-calendar indicator). This space has an event and
+  // no task, so the dot must come from the event alone.
   const eventTitle = `横断予定-${Date.now()}`;
   await addTodayEvent(page, eventTitle);
 
@@ -123,10 +128,12 @@ test('cross calendar: a space with activity shows its dot + day panel groups by
 
   const today = e2eLocalToday();
   const todayCell = page.getByTestId(`cross-cal-day-${today}`);
-  // Today's cell carries the activity dot for our space.
+  // Today's cell carries the activity dot for our space (event-gated only).
   await expect(todayCell.getByTestId(`cross-cal-dot-${spaceId}`)).toBeVisible({ timeout: 10_000 });
 
-  // Click the day → panel grouped by space, with our space heading + its event.
+  // Click the day → panel grouped by space, with our space heading and its
+  // event (a space qualifies for the panel with either task or event
+  // activity — see CrossSpaceCalendar.tsx's activeSpaces filter).
   await todayCell.click();
   const panel = page.getByTestId('cross-cal-day-panel');
   await expect(panel).toBeVisible();