"""add web crawler change fields

Revision ID: 07583bbd7bb9
Revises: f754abed2cb5
Create Date: 2025-07-16 18:18:54.513422

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = '07583bbd7bb9'
down_revision: Union[str, None] = 'f754abed2cb5'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    """Upgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_column('web_crawlers', 'vintage_default_nv')
    op.add_column('web_crawlers', sa.Column('vintage_default_nv', sa.Boolean(), nullable=True))
    # ### end Alembic commands ###


def downgrade() -> None:
    """Downgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.alter_column('web_crawlers', 'vintage_default_nv',
               existing_type=sa.Boolean(),
               type_=sa.VARCHAR(length=50),
               existing_nullable=True)
    # ### end Alembic commands ###