fix/various fixes

api/app/agents/memoir/narrative_agent.py

@@ -7,12 +7,12 @@ from __future__ import annotations
 
 from typing import Any, Dict, Optional
 
-from app.core.logging import get_logger
-
 from app.agents.memoir.prompts import (
     get_creative_title_prompt,
     get_narrative_json_prompt,
 )
+from app.core.langchain_llm import bind_json_object_mode
+from app.core.logging import get_logger
 
 logger = get_logger(__name__)
 
@@ -70,10 +70,7 @@ class NarrativeAgent:
                 user_profile=user_profile,
                 birth_year=birth_year,
             )
-            json_llm = llm.bind(
-                model_kwargs={"response_format": {"type": "json_object"}},
-                max_tokens=4096,
-            )
+            json_llm = bind_json_object_mode(llm, max_tokens=4096)
             response = json_llm.invoke(prompt)
             return (response.content or "").strip()
         except Exception as e: