"""cache form schema per flow version

Revision ID: b7e2d4a1c9f3
Revises: a3f1c9e2b4d7
Create Date: 2026-09-11 20:30:00.000000

"""

from collections.abc import Sequence

import sqlalchemy as sa
import sqlmodel  # noqa: F401 - autogenerate renders sqlmodel.* column types
from alembic import op

# revision identifiers, used by Alembic.
revision: str = "b7e2d4a1c9f3"
down_revision: str | Sequence[str] | None = "a3f1c9e2b4d7"
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None


def upgrade() -> None:
    """Upgrade schema."""
    op.add_column(
        "flow_versions",
        sa.Column("input_schema", sa.JSON(), nullable=True),
    )


def downgrade() -> None:
    """Downgrade schema."""
    op.drop_column("flow_versions", "input_schema")