fix: Configure STT/TTS service URLs and improve audio client logging v0.3.23

- Update STT service URL from placeholder to pgits/stt-gpu-service
- Update TTS service URL from placeholder to pgits/tts-gpu-service
- Add detailed logging for audio client initialization debugging
- This should resolve the "Could not fetch config" errors

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

core/audio_handler.py

@@ -31,20 +31,26 @@ class AudioHandler:
         try:
             # Initialize STT client
             if config.stt_service_url and "YOUR_USERNAME" not in config.stt_service_url:
+                logger.info(f"🎤 Attempting to connect to STT service: {config.stt_service_url}")
                 self.stt_client = Client(config.stt_service_url)
-                logger.info(f"🎤 Connected to STT service: {config.stt_service_url}")
+                logger.info(f"🎤 Successfully connected to STT service")
+            else:
+                logger.warning(f"🎤 STT service URL not configured properly: {config.stt_service_url}")
             
             # Initialize TTS client  
             if config.tts_service_url and "YOUR_USERNAME" not in config.tts_service_url:
+                logger.info(f"🔊 Attempting to connect to TTS service: {config.tts_service_url}")
                 self.tts_client = Client(config.tts_service_url)
-                logger.info(f"🔊 Connected to TTS service: {config.tts_service_url}")
+                logger.info(f"🔊 Successfully connected to TTS service")
+            else:
+                logger.warning(f"🔊 TTS service URL not configured properly: {config.tts_service_url}")
             
             # Check if we're still in demo mode
             if self.stt_client and self.tts_client:
                 self.demo_mode = False
                 logger.info("🎵 Audio services fully initialized")
             else:
-                logger.warning("🎵 Running in audio demo mode - no actual STT/TTS processing")
+                logger.warning("🎵 Running in audio demo mode - some services unavailable")
                 
         except Exception as e:
             logger.error(f"Failed to initialize audio clients: {e}")

core/config.py

@@ -58,11 +58,11 @@ class Config(BaseSettings):
     
     # Audio Services Configuration (Hugging Face spaces)
     stt_service_url: str = Field(
-        default="https://huggingface.co/spaces/YOUR_USERNAME/stt-gpu-service", 
+        default="https://huggingface.co/spaces/pgits/stt-gpu-service", 
         env="STT_SERVICE_URL"
     )
     tts_service_url: str = Field(
-        default="https://huggingface.co/spaces/YOUR_USERNAME/tts-gpu-service",
+        default="https://huggingface.co/spaces/pgits/tts-gpu-service",
         env="TTS_SERVICE_URL"
     )
     

version.py

@@ -2,7 +2,7 @@
 Version information for ChatCal Voice-Enabled AI Assistant
 """
 
-__version__ = "0.3.22"
+__version__ = "0.3.23"
 __build_date__ = "2025-08-19T15:27:00"
 __description__ = "Voice-Enabled ChatCal AI Assistant with Hugging Face deployment"