added start worker delay

libs/queue/src/queue.ts

@@ -337,6 +337,24 @@ export class Queue {
     }
   }
 
+  /**
+   * Start workers manually (for delayed initialization)
+   */
+  startWorkersManually(workerCount: number, concurrency: number = 1): void {
+    if (this.workers.length > 0) {
+      logger.warn('Workers already started for queue', { queueName: this.queueName });
+      return;
+    }
+    
+    // Initialize queue events if not already done
+    if (!this.queueEvents) {
+      const connection = getRedisConnection(this.redisConfig);
+      this.queueEvents = new QueueEvents(`{${this.queueName}}`, { connection });
+    }
+    
+    this.startWorkers(workerCount, concurrency);
+  }
+
   /**
    * Get the number of active workers
    */