"""previw attachment

Revision ID: e20b16039f41
Revises: 00294e0be0fd
Create Date: 2022-04-27 08:06:59.629165

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = 'e20b16039f41'
down_revision = '00294e0be0fd'
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column('cmf_attachment', sa.Column('url_preview', sa.String(length=256), nullable=True))
    op.add_column('cmf_attachment', sa.Column('url_preview_img', sa.String(length=256), nullable=True))
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_column('cmf_attachment', 'url_preview_img')
    op.drop_column('cmf_attachment', 'url_preview')
    # ### end Alembic commands ###