Isolated changes to add VAD (#32)

* added VAD

* added separate 'vad enabled' property

src/examples/foundational/06-listen-and-respond.py

@@ -3,8 +3,9 @@ import os
 
 from dailyai.services.daily_transport_service import DailyTransportService
 from dailyai.services.azure_ai_services import AzureLLMService, AzureTTSService
+from dailyai.services.ai_services import FrameLogger
 from dailyai.queue_aggregators import LLMAssistantContextAggregator, LLMContextAggregator, LLMUserContextAggregator
-from examples.foundational.support.runner import configure
+from support.runner import configure
 
 
 async def main(room_url: str, token):
@@ -16,7 +17,8 @@ async def main(room_url: str, token):
         start_transcription=True,
         mic_enabled=True,
         mic_sample_rate=16000,
-        camera_enabled=False
+        camera_enabled=False,
+        vad_enabled=True
     )
 
     llm = AzureLLMService(
@@ -26,7 +28,8 @@ async def main(room_url: str, token):
     tts = AzureTTSService(
         api_key=os.getenv("AZURE_SPEECH_API_KEY"),
         region=os.getenv("AZURE_SPEECH_REGION"))
-
+    fl = FrameLogger("Inner")
+    fl2 = FrameLogger("Outer")
     @transport.event_handler("on_first_other_participant_joined")
     async def on_first_other_participant_joined(transport):
         await tts.say("Hi, I'm listening!", transport.send_queue)
@@ -44,14 +47,20 @@ async def main(room_url: str, token):
         await tts.run_to_queue(
             transport.send_queue,
             tma_out.run(
-                llm.run(
+                fl2.run(
+                    llm.run(
                     tma_in.run(
-                        transport.get_receive_frames()
+                        fl.run(
+                            transport.get_receive_frames()
+                            )
+                        )
                     )
                 )
-            )
-        )
 
+                )
+            )
+        
+    transport.transcription_settings["extra"]["endpointing"] = True
     transport.transcription_settings["extra"]["punctuate"] = True
     await asyncio.gather(transport.run(), handle_transcriptions())