from alembic import op
import sqlalchemy as sa
revision = 'a1b2c3d4e5f6'
down_revision = '1444eb61188e'
branch_labels = None
depends_on = None

def upgrade() -> None:
    op.add_column('page_contents', sa.Column('copyright_text', sa.Text(), nullable=True))

def downgrade() -> None:
    op.drop_column('page_contents', 'copyright_text')