"""widen fingerprint columns from 64 to 71 chars (sha256: prefix = 7 extra bytes)

Revision ID: 4e68b95b48f3
Revises: ce3181fcf6d6
Create Date: 2026-04-23 14:48:32.890055+00:00

"""
from __future__ import annotations

from typing import Sequence, Union

import sqlalchemy as sa
from alembic import op

revision: str = "4e68b95b48f3"
down_revision: Union[str, None] = "ce3181fcf6d6"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.alter_column(
        "musehub_auth_challenges", "fingerprint",
        type_=sa.String(length=71), existing_nullable=False,
    )
    op.alter_column(
        "musehub_auth_keys", "fingerprint",
        type_=sa.String(length=71), existing_nullable=False,
    )


def downgrade() -> None:
    op.alter_column(
        "musehub_auth_challenges", "fingerprint",
        type_=sa.String(length=64), existing_nullable=False,
    )
    op.alter_column(
        "musehub_auth_keys", "fingerprint",
        type_=sa.String(length=64), existing_nullable=False,
    )