feat(workflow): add edge-tool routing and realtime runtime

backend/services/pipecat/pipeline_events.py

@@ -227,6 +227,7 @@ def bind_realtime_pipeline_events(
     transport,
     worker,
     realtime,
+    brain,
     text_input,
     greeting: str,
 ) -> None:
@@ -251,10 +252,16 @@ def bind_realtime_pipeline_events(
         await queue_transcript("user", user_input.text)
         if user_input.run_immediately and user_input.interrupt:
             await realtime.interrupt()
-        await realtime.send_text(
-            user_input.text,
-            run_immediately=user_input.run_immediately,
+        handled = (
+            await brain.on_user_turn_end(user_input.text)
+            if brain.spec.type == "workflow"
+            else False
         )
+        if not handled:
+            await realtime.send_text(
+                user_input.text,
+                run_immediately=user_input.run_immediately,
+            )
         await worker.queue_frame(
             OutputTransportMessageUrgentFrame(
                 message={
@@ -267,6 +274,8 @@ def bind_realtime_pipeline_events(
 
     @transport.event_handler("on_client_connected")
     async def on_client_connected(_transport, _client):
+        await brain.on_connected(greeting_pending=bool(greeting))
+        await brain.on_client_ready()
         if greeting:
             await realtime.speak(greeting)