Fix: Handle internal errors

src/lib/notificationService.ts

@@ -344,7 +344,12 @@ class NotificationService {
         throw error;
       }
 
-      return data || [];
+      return (data || []).map(t => ({
+        ...t,
+        is_active: t.is_active ?? true,
+        description: t.description || undefined,
+        novu_workflow_id: t.novu_workflow_id || undefined
+      }));
     } catch (error: unknown) {
       logger.error('Error fetching notification templates', {
         action: 'fetch_notification_templates',