Method cleanup_completed

core/background.py:207–230

Remove completed/failed tasks older than max_age seconds. Returns: Number of tasks removed

(self, max_age: float = 3600)

        return list(self._tasks.values())
    
    def cleanup_completed(self, max_age: float = 3600) -> int:
        """
        Remove completed/failed tasks older than max_age seconds.
        
        Returns:
            Number of tasks removed
        """
        now = time.time()
        to_remove = []
        
        for task_id, task in self._tasks.items():
            if task.status in (BackgroundTaskStatus.COMPLETED, 
                               BackgroundTaskStatus.FAILED,
                               BackgroundTaskStatus.STOPPED):
                if task.stopped_at and (now - task.stopped_at) > max_age:
                    to_remove.append(task_id)
        
        for task_id in to_remove:
            del self._tasks[task_id]
        
        if to_remove:
            info(f"Background: cleaned up {len(to_remove)} completed tasks")
        
        return len(to_remove)
    
    def status(self) -> dict:
        """Get background task manager status."""