"""
Shared helpers.
"""
from datetime import datetime, timezone


def utcnow() -> datetime:
    """Naive UTC timestamp — replacement for the deprecated datetime.utcnow().

    Kept naive (no tzinfo) so values stay comparable with existing
    SQLite rows stored by the old datetime.utcnow() defaults.
    """
    return datetime.now(timezone.utc).replace(tzinfo=None)