fix: improve maintenance and synchronize live conversations

backend/app/repositories/session_to_agent.py

@@ -380,7 +380,6 @@ class SessionToAgentRepository:
             
             logger.info(f"Updating workflow state for session {session_id}")
             logger.info(f"Setting current_node_id to: {current_node_id}")
-            logger.info(f"Setting workflow_state to: {workflow_state}")
             
             # Update fields
             session.current_node_id = current_node_id
@@ -396,11 +395,10 @@ class SessionToAgentRepository:
             
             # Verify the update
             logger.info(f"Verified - current_node_id: {session.current_node_id}")
-            logger.info(f"Verified - workflow_state: {session.workflow_state}")
             
             return True
         except Exception as e:
-            logger.error(f"Error updating workflow state: {str(e)}")
+            logger.error(f"Error updating workflow state for session {session_id}: {type(e).__name__}")
             self.db.rollback()
             return False
 
@@ -477,7 +475,7 @@ class SessionToAgentRepository:
             logger.info(f"Added workflow history entry for session {session_id}: {entry_type}")
             return True
         except Exception as e:
-            logger.error(f"Error adding workflow history entry: {str(e)}")
+            logger.error(f"Error adding workflow history for session {session_id} at node {node_id}: {type(e).__name__}")
             self.db.rollback()
             return False