feat: add cloudonix outbound telephony (#101)

Co-authored-by: Sabiha Khan <sabihak89@gmail.com>

api/services/pipecat/transport_setup.py

@@ -127,6 +127,88 @@ async def create_twilio_transport(
         ),
     )
 
+async def create_cloudonix_transport(
+    websocket_client: WebSocket,
+    stream_sid: str,
+    call_sid: str,
+    workflow_run_id: int,
+    audio_config: AudioConfig,
+    organization_id: int,
+    vad_config: dict | None = None,
+    ambient_noise_config: dict | None = None,
+    session_token: str | None = None,
+):
+    """Create a transport for Cloudonix connections"""
+
+    # Load Cloudonix configuration from database
+    from api.services.telephony.factory import load_telephony_config
+
+    config = await load_telephony_config(organization_id)
+
+    if config.get("provider") != "cloudonix":
+        raise ValueError(f"Expected Cloudonix provider, got {config.get('provider')}")
+
+    bearer_token = config.get("bearer_token")
+    domain_id = config.get("domain_id")
+
+    if not bearer_token or not domain_id:
+        raise ValueError(
+            f"Incomplete Cloudonix configuration for organization {organization_id}. "
+            f"Required: bearer_token, domain_id"
+        )
+
+    turn_analyzer = create_turn_analyzer(workflow_run_id, audio_config)
+
+    from pipecat.serializers.cloudonix import CloudonixFrameSerializer
+
+    serializer = CloudonixFrameSerializer(
+        stream_sid=stream_sid,
+        call_sid=call_sid,
+        domain_id=domain_id,
+        bearer_token=bearer_token,
+        session_token=session_token,
+    )
+
+    return FastAPIWebsocketTransport(
+        websocket=websocket_client,
+        params=FastAPIWebsocketParams(
+            audio_in_enabled=True,
+            audio_out_enabled=True,
+            audio_in_sample_rate=audio_config.transport_in_sample_rate,
+            audio_out_sample_rate=audio_config.transport_out_sample_rate,
+            vad_analyzer=(
+                SileroVADAnalyzer(
+                    params=VADParams(
+                        confidence=vad_config.get("confidence", 0.7),
+                        start_secs=vad_config.get("start_seconds", 0.4),
+                        stop_secs=vad_config.get("stop_seconds", 0.8),
+                        min_volume=vad_config.get("minimum_volume", 0.6),
+                    )
+                )
+                if vad_config
+                else SileroVADAnalyzer()
+            ),  # Sample rate will be set by transport
+            audio_out_mixer=(
+                SoundfileMixer(
+                    sound_files={
+                        "office": APP_ROOT_DIR
+                        / "assets"
+                        / f"office-ambience-{audio_config.transport_out_sample_rate}-mono.wav"
+                    },
+                    default_sound="office",
+                    volume=ambient_noise_config.get("volume", 0.3),
+                )
+                if ambient_noise_config and ambient_noise_config.get("enabled", False)
+                else SilenceAudioMixer()
+            ),
+            turn_analyzer=turn_analyzer,
+            serializer=serializer,
+            audio_in_filter=RNNoiseFilter(library_path=librnnoise_path)
+            if ENABLE_RNNOISE
+            else None,
+        ),
+    )    
+
 
 async def create_vonage_transport(
     websocket_client,