fix: adjust timezone handling for chore expiry notifications and ensure deadlines account for next occurrences

backend/utils/chore_expiry_notification_scheduler.py

@@ -62,7 +62,7 @@ def get_expiring_chores_for_user(
 
     try:
         from zoneinfo import ZoneInfo
-        local_now = datetime.now(ZoneInfo(tz_str)) if tz_str else now_dt
+        local_now = now_dt.astimezone(ZoneInfo(tz_str)) if tz_str else now_dt
     except Exception:
         local_now = now_dt
 
@@ -106,10 +106,15 @@ def get_expiring_chores_for_user(
                 continue  # Anytime — no expiry
 
             due_hour, due_minute = due
-            # Build a timezone-aware deadline datetime for today
+            # Build a timezone-aware deadline datetime for the next occurrence of the due time.
+            # Schedules run hourly and may span midnight (e.g. a 23:00 run needs to catch
+            # a chore due at 00:15 the next day), so roll forward a day when the candidate
+            # deadline has already passed.
             deadline_dt = local_now.replace(
                 hour=due_hour, minute=due_minute, second=0, microsecond=0
             )
+            if deadline_dt <= local_now:
+                deadline_dt = deadline_dt + timedelta(days=1)
 
             # Include only when deadline is strictly after now and within window
             if not (local_now < deadline_dt <= window_end):