fix: harden realtime pipeline lifecycle

backend/services/pipecat/pipeline.py

@@ -103,7 +103,7 @@ from services.realtime.protocol import (
     PipelineProtocolRuntime,
     RealtimeProviderControlFrame,
 )
-from pipecat.workers.runner import WorkerRunner
+from services.pipecat.pipeline_runner import run_media_worker
 
 
 KNOWLEDGE_TOOL_NAME = "search_knowledge_base"
@@ -260,6 +260,7 @@ async def run_pipeline(
             assistant_id=assistant_id,
             channel=channel,
             protocol_adapter=protocol_adapter,
+            client_tool_names=client_tool_names,
         )
         return
 
@@ -987,25 +988,7 @@ async def run_pipeline(
         submit_user_input=submit_user_input,
         client_tools=client_tools,
     )
-    runner = WorkerRunner(handle_sigint=False)
-    run_status = "completed"
-    can_finalize_recorder = True
-    try:
-        await runner.add_workers(worker)
-        await runner.run()
-    except GeneratorExit:
-        # A coroutine being synchronously closed cannot perform async cleanup.
-        # The WebRTC route now prevents this by retaining every pipeline task;
-        # keep this guard so a future unmanaged caller cannot corrupt asyncpg.
-        run_status = "failed"
-        can_finalize_recorder = False
-        raise
-    except Exception:
-        run_status = "failed"
-        raise
-    finally:
-        if recorder and can_finalize_recorder:
-            await recorder.finish(status=run_status)
+    await run_media_worker(worker, recorder)
     logger.info("管线已结束")
 
 
@@ -1018,6 +1001,7 @@ async def run_realtime_pipeline(
     assistant_id: str | None = None,
     channel: str = "webrtc",
     protocol_adapter: PipelineProtocolAdapter | None = None,
+    client_tool_names: set[str] | None = None,
 ) -> None:
     """Run a speech-to-speech model that owns ASR, reasoning, and synthesis."""
     realtime = create_realtime_service(
@@ -1239,20 +1223,5 @@ async def run_realtime_pipeline(
         vision_enabled=vision_enabled,
         vision_state=vision_state,
     )
-    runner = WorkerRunner(handle_sigint=False)
-    run_status = "completed"
-    can_finalize_recorder = True
-    try:
-        await runner.add_workers(worker)
-        await runner.run()
-    except GeneratorExit:
-        run_status = "failed"
-        can_finalize_recorder = False
-        raise
-    except Exception:
-        run_status = "failed"
-        raise
-    finally:
-        if recorder and can_finalize_recorder:
-            await recorder.finish(status=run_status)
+    await run_media_worker(worker, recorder)
     logger.info("Realtime 管线已结束")