refactor: remove workbench code from im server

server/im_business_events.go

@@ -74,30 +74,6 @@ func createIMSystemNotification(tenantID types.TenantID, uid types.Uid, eventID,
 	})
 }
 
-func publishIMMeetingEvent(tenantID types.TenantID, actor types.Uid, meeting *types.Meeting, eventType string) error {
-	if meeting == nil {
-		return types.ErrMalformed
-	}
-	for _, participant := range meeting.Participants {
-		uid := participant.UserID
-		if uid.IsZero() {
-			continue
-		}
-		eventID := stableIMEventID("meeting", meeting.MeetingID, meeting.Version, eventType, uid.UserId())
-		if uid != actor {
-			if err := createIMSystemNotification(tenantID, uid, stableIMEventID(eventID, "notification"), eventType,
-				"会议通知", meeting.Title, types.KVMap{"meeting_id": meeting.MeetingID}); err != nil {
-				return err
-			}
-		}
-		if err := enqueueIMBusinessEvent(tenantID, eventID, "user", uid.UserId(), actor, eventType,
-			map[string]any{"meeting_id": meeting.MeetingID, "version": meeting.Version, "state": meeting.State}); err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
 func publishIMRelationEvent(tenantID types.TenantID, actor, target types.Uid, stableID, eventType, title, summary string) error {
 	if target.IsZero() {
 		return types.ErrMalformed