"""Common utilities — structured logging (`step`), atomic IO, per-phase checkpoints, repo paths.

The rest (determinism, model cache) land per docs/plan/io/00_scaffold.md.
"""

from .checkpoint import checkpoint
from .io import atomic_write_bytes, atomic_write_parquet
from .logging import get_logger, step

__all__ = [
    "atomic_write_bytes",
    "atomic_write_parquet",
    "checkpoint",
    "get_logger",
    "step",
]