fix message channels stuck in ONGOING (#17492)

`markAsMessagesListFetchOngoing()` was missing `syncStageStartedAt`
causing stuck channels to be never recovered.

Regression was caused by commit
[68a9ef57f0](https://github.com/twentyhq/twenty/commit/68a9ef57f0)

packages/twenty-server/src/modules/calendar/calendar-event-import-manager/jobs/calendar-ongoing-stale.job.ts

@@ -54,10 +54,7 @@ export class CalendarOngoingStaleJob {
       });
 
       for (const calendarChannel of calendarChannels) {
-        if (
-          calendarChannel.syncStageStartedAt &&
-          isSyncStale(calendarChannel.syncStageStartedAt)
-        ) {
+        if (isSyncStale(calendarChannel.syncStageStartedAt)) {
           await this.calendarChannelSyncStatusService.resetSyncStageStartedAt(
             [calendarChannel.id],
             workspaceId,

packages/twenty-server/src/modules/calendar/calendar-event-import-manager/utils/is-sync-stale.util.ts

@@ -1,6 +1,12 @@
+import { isDefined } from 'twenty-shared/utils';
+
 import { CALENDAR_IMPORT_ONGOING_SYNC_TIMEOUT } from 'src/modules/calendar/calendar-event-import-manager/constants/calendar-import-ongoing-sync-timeout.constant';
 
-export const isSyncStale = (syncStageStartedAt: string): boolean => {
+export const isSyncStale = (syncStageStartedAt?: string | null): boolean => {
+  if (!isDefined(syncStageStartedAt)) {
+    return false;
+  }
+
   const syncStageStartedTime = new Date(syncStageStartedAt).getTime();
 
   if (isNaN(syncStageStartedTime)) {

packages/twenty-server/src/modules/calendar/common/services/calendar-channel-sync-status.service.ts

@@ -182,6 +182,7 @@ export class CalendarChannelSyncStatusService {
       await calendarChannelRepository.update(calendarChannelIds, {
         syncStage: CalendarChannelSyncStage.CALENDAR_EVENTS_IMPORT_ONGOING,
         syncStatus: CalendarChannelSyncStatus.ONGOING,
+        syncStageStartedAt: new Date().toISOString(),
       });
     }, authContext);
   }