Update admin_routes.py

admin_routes.py

@@ -570,6 +570,10 @@ async def update_environment(
     from config_provider import ConfigProvider
     ConfigProvider.reload()
 
+    # Update chat handler's config reference
+    from chat_handler import get_config
+    get_config()
+
     log(f"✅ Environment updated to {update.work_mode} with TTS: {update.tts_engine}, STT: {update.stt_engine} by {username}")
     return {"success": True}