- adding usage to specialist execution

- Correcting implementation of usage
- Removed some obsolete debug statements

eveai_chat_workers/tasks.py

@@ -244,11 +244,6 @@ def execute_specialist(self, tenant_id: int, specialist_id: int, arguments: Dict
                 session_id,
                 create_params={'timezone': user_timezone}
             )
-            if cached_session:
-                current_app.logger.debug(f"Cached Session successfully retrieved for {session_id}: {cached_session.id}")
-            else:
-                current_app.logger.debug(f"No Cached Session retrieved for {session_id}")
-
             # Get specialist from database
             specialist = Specialist.query.get_or_404(specialist_id)