Update app.py

app.py

@@ -81,6 +81,8 @@ async def chat(request: Request) -> JSONResponse:
         intent = explicit_intent or detect_intent(actual_user_message or full_text, incoming_help_mode)
         help_mode = intent_to_help_mode(intent)
 
+        session_state = req_data.get("session_state", None)
+
         result = engine.generate_response(
             raw_user_text=actual_user_message or full_text,
             tone=tone,
@@ -91,22 +93,28 @@ async def chat(request: Request) -> JSONResponse:
             chat_history=getattr(req, "chat_history", None) or getattr(req, "history", None) or [],
             question_text=question_text,
             options_text=options_text,
+            session_state=session_state,
             category=category,
         )
 
+        meta: Dict[str, Any] = {
+            "domain": result.domain,
+            "solved": result.solved,
+            "help_mode": result.help_mode,
+            "answer_letter": result.answer_letter,
+            "answer_value": result.answer_value,
+            "topic": result.topic,
+            "used_retrieval": result.used_retrieval,
+            "used_generator": result.used_generator,
+        }
+
+        if isinstance(result.meta, dict):
+            meta.update(result.meta)
+
         return JSONResponse(
             {
                 "reply": result.reply,
-                "meta": {
-                    "domain": result.domain,
-                    "solved": result.solved,
-                    "help_mode": result.help_mode,
-                    "answer_letter": result.answer_letter,
-                    "answer_value": result.answer_value,
-                    "topic": result.topic,
-                    "used_retrieval": result.used_retrieval,
-                    "used_generator": result.used_generator,
-                },
+                "meta": meta,
             }
         )
     except Exception as e: