from typing import Dict, Any, Optional, List


def scheduled_etl_pipeline(
    name: str,
    extract_steps: List[dict],
    transform_steps: List[dict],
    load_steps: List[dict],
    schedule: str = "0 2 * * *"
) -> Dict[str, Any]:
    """
    Scheduled ETL Pipelines (placeholder intent)

    schedule default: daily at 02:00.
    """
    return {
        "type": "automation_scheduled_etl",
        "name": name,
        "schedule": schedule,
        "etl": {
            "extract": extract_steps,
            "transform": transform_steps,
            "load": load_steps,
        },
        "preview": {"extract": len(extract_steps), "transform": len(transform_steps), "load": len(load_steps)},
    }
