"""add explanation image path to questions

Revision ID: b71a4e2d6c90
Revises: e4c7b2a9d6f1
Create Date: 2026-06-09 00:00:00.000000
"""
from typing import Sequence, Union

from alembic import op


revision: str = 'b71a4e2d6c90'
down_revision: Union[str, None] = 'e4c7b2a9d6f1'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.execute("ALTER TABLE questions ADD COLUMN IF NOT EXISTS explanation_image_path VARCHAR")


def downgrade() -> None:
    op.execute("ALTER TABLE questions DROP COLUMN IF EXISTS explanation_image_path")