"""add access code to sections

Revision ID: 0009
Revises: 0008
Create Date: 2026-05-29

"""
from typing import Sequence, Union

import sqlalchemy as sa
from alembic import op

revision: str = "0009"
down_revision: Union[str, None] = "0008"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.add_column("sections", sa.Column("access_code", sa.String(length=255), nullable=True))


def downgrade() -> None:
    op.drop_column("sections", "access_code")