"""comparison_record add total_ms

Revision ID: comparison_record_total_ms
Revises: feedback_review_fields
Create Date: 2026-06-27 00:00:00.000000

"""
from collections.abc import Sequence

import sqlalchemy as sa
from alembic import op


revision: str = "comparison_record_total_ms"
down_revision: str | Sequence[str] | None = "feedback_review_fields"
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None


def upgrade() -> None:
    with op.batch_alter_table("comparison_record", schema=None) as batch_op:
        batch_op.add_column(sa.Column("total_ms", sa.Integer(), nullable=True))


def downgrade() -> None:
    with op.batch_alter_table("comparison_record", schema=None) as batch_op:
        batch_op.drop_column("total_ms")