From c66fd159eae77ce535f209d33632bb5131d7f996 Mon Sep 17 00:00:00 2001
From: Kyle Pope <kyle.a.pope@outlook.com>
Date: Tue, 17 Mar 2026 01:09:34 +0800
Subject: [PATCH] Restore 5s calendar polling for near-real-time shared event
 sync

Reverts the AW-3 optimization that increased polling from 5s to 30s.
The faster interval is needed for shared calendar edits and invited
editor changes to appear promptly on other users' views.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
---
 frontend/src/components/calendar/CalendarPage.tsx | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/frontend/src/components/calendar/CalendarPage.tsx b/frontend/src/components/calendar/CalendarPage.tsx
index b37c481..3cec58e 100644
--- a/frontend/src/components/calendar/CalendarPage.tsx
+++ b/frontend/src/components/calendar/CalendarPage.tsx
@@ -229,9 +229,8 @@ export default function CalendarPage() {
       });
       return data;
     },
-    // AW-3: Reduce from 5s to 30s — personal organiser doesn't need 12 calls/min
-    refetchInterval: 30_000,
-    staleTime: 30_000,
+    refetchInterval: 5_000,
+    staleTime: 5_000,
   });
 
   const selectedEvent = useMemo(