"""Add atomic billing engine: ActiveVouchers, FinancialLedger enhancements

Revision ID: 92cdd5b64115
Revises: 4f083e0ad046
Create Date: 2026-03-08 12:50:17.111838

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import postgresql

# revision identifiers, used by Alembic.
revision: str = '92cdd5b64115'
down_revision: Union[str, Sequence[str], None] = '4f083e0ad046'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    """Upgrade schema."""
    pass


def downgrade() -> None:
    """Downgrade schema."""
    pass