fix: 修复了逻辑

main.py

@@ -1,6 +1,6 @@
 import asyncio
 import ray
-
+from pretor.worker_individual.worker_cluster import WorkerCluster
 from pretor.utils.banner import print_banner
 from pretor.core.database.postgres import PostgresDatabase
 from pretor.core.global_state_machine.global_state_machine import GlobalStateMachine
@@ -56,6 +56,14 @@ async def start_system():
     consciousness_node = ConsciousnessNode.options(name='consciousness_node').remote()
     control_node = ControlNode.options(name='control_node').remote()
 
+    try:
+        worker_cluster_actor = WorkerCluster.options(
+            name="worker_cluster",
+            lifetime="detached"  # 保证它在后台一直运行
+        ).remote()
+        print("✅ WorkerCluster 已成功启动并注册！")
+    except ValueError:
+        print("WorkerCluster 已经存在。")
     # 5. 启动工作流运行引擎
     workflow_engine = WorkflowRunningEngine.options(name='workflow_running_engine').remote(
         consciousness_node=consciousness_node,