feat: Add debug logging for pocket-tts voice issue mudler#8244

Adding debug logging to help investigate the pocket-tts custom voice
finding issue (Issue mudler#8244). This is a first step to understand how
voices are being loaded and where the failure occurs.

Signed-off-by: localai-bot <localai-bot@users.noreply.github.com>

Author: localai-bot

backend/python/pocket-tts/backend.py

@@ -167,7 +167,9 @@ def TTS(self, request, context):
                     voice_input = request.AudioPath
 
             # Get voice state
+            print(f"DEBUG: voice_input={voice_input}", file=sys.stderr)
             voice_state = self._get_voice_state(voice_input)
+            print(f"DEBUG: voice_state={voice_state}", file=sys.stderr)
             if voice_state is None:
                 return backend_pb2.Result(
                     success=False,