"""add_billing_by_to_dealer_order

Revision ID: 1dc9563611f6
Revises: patch_missing_cols_prd
Create Date: 2026-09-18 14:44:43.103159

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa

# revision identifiers, used by Alembic.
revision: str = '1dc9563611f6'
down_revision: Union[str, None] = 'patch_missing_cols_prd'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.add_column('dealer_order', sa.Column('billing_by', sa.String(length=10), nullable=True))


def downgrade() -> None:
    op.drop_column('dealer_order', 'billing_by')