"""add transition_duration to edit_plan_clips

Revision ID: 039_transition_duration
Revises: 038_error_retry
Create Date: 2026-07-14 09:00:00.000000
"""

from __future__ import annotations

import sqlalchemy as sa

from alembic import op

# revision identifiers, used by Alembic.
revision = "039_transition_duration"
down_revision = "038_error_retry"
branch_labels = None
depends_on = None


def upgrade() -> None:
    op.add_column(
        "edit_plan_clips",
        sa.Column(
            "transition_duration",
            sa.Float(),
            nullable=False,
            server_default="0.0",
        ),
    )


def downgrade() -> None:
    op.drop_column("edit_plan_clips", "transition_duration")