"""Baseline — empty anchor revision. The real schema lands at M2
(02-domain-model.md as amended); this exists so the migration chain and
the startup `alembic upgrade head` are exercised from commit one.

Revision ID: 0001
Revises:
Create Date: 2026-07-07
"""

from collections.abc import Sequence

revision: str = "0001"
down_revision: str | None = None
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None


def upgrade() -> None:
    pass


def downgrade() -> None:
    pass