Fix ConversationInfo dataclass field order

backend/api/conversation_service.py

@@ -97,13 +97,13 @@ class ConversationInfo:
     host: str
     model: str
     llm_backend: str
-    surveyor_prompt_addition: Optional[str] = None
-    patient_prompt_addition: Optional[str] = None
     status: ConversationStatus
     created_at: datetime
     message_count: int = 0
     task: Optional[asyncio.Task] = None
     stop_requested: bool = False
+    surveyor_prompt_addition: Optional[str] = None
+    patient_prompt_addition: Optional[str] = None
 
 
 class ConversationService: