feat: save account model and thinking settings for Hermes

agent/agent.py

@@ -111,9 +111,17 @@ async def entrypoint(ctx: JobContext):
             await stop_notice()
             notice_task = spawn(play_notice(text))
 
+    async def model_settings():
+        # Fetch at each turn, not just on join/poll: saved account changes apply
+        # immediately to the next request even in already-connected rooms.
+        current = await resolve_room(ctx.room.name)
+        if current["user"]["id"] != user_id:
+            raise RuntimeError("Account mismatch")
+        return current["model_settings"]
+
     bridge = HermesLLM(base_url=account["hermes_url"], api_key=account["hermes_api_key"], user_id=user_id,
                        room_id=ctx.room.name, on_progress=progress, on_wait_notice=wait_notice,
-                       on_answer_start=stop_notice)
+                       on_answer_start=stop_notice, get_model_settings=model_settings)
     tts = azure.TTS(voice=DEFAULT_VOICE, sample_rate=24000,
                     speech_key=os.getenv("AZURE_SPEECH_KEY", ""), speech_region=os.getenv("AZURE_SPEECH_REGION", "eastus"))
     session = AgentSession(stt=azure.STT(speech_key=os.getenv("AZURE_SPEECH_KEY", ""),