preview auto-refresh after chat tool calls, gmail sync label scoping, queue notify option, workspace-scoped chat sessions

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/servers/queue/engine.ts

@@ -21,6 +21,7 @@ export async function enqueue(params: EnqueueParams): Promise<Job> {
     currentStep: 0,
     createdAt: Date.now(),
     meta: params.meta,
+    notify: params.notify,
   };
 
   await writeJob(job);
@@ -175,7 +176,7 @@ async function runJob(job: Job) {
       fresh.completedAt = Date.now();
       await writeJob(fresh);
       console.error(`[queue] Job ${fresh.id} failed at step "${step.name}":`, errorMessage);
-      await notifyFailure(fresh);
+      if (fresh.notify !== false) await notifyFailure(fresh);
       return;
     }
   }
@@ -186,7 +187,7 @@ async function runJob(job: Job) {
     final.completedAt = Date.now();
     await writeJob(final);
     console.log(`[queue] Job ${final.id} completed`);
-    await notifyCompletion(final);
+    if (final.notify !== false) await notifyCompletion(final);
   }
 }