"""trim card table

Revision ID: 2d63d72e671a
Revises: bde4f21924c8
Create Date: 2025-04-25 16:42:04.000778

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa

# revision identifiers, used by Alembic.
revision: str = '2d63d72e671a'
down_revision: Union[str, None] = 'bde4f21924c8'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.add_column("system_cards",
                  sa.Column('diy_source', sa.String(length=50), nullable=True, comment='自定义品牌名')
                  )


def downgrade() -> None:
    op.drop_column("system_cards", 'diy_source')