"""add_signature_id

Revision ID: b029d2f5a0c7
Revises: fb6810c36ffb
Create Date: 2026-04-14 14:59:09.399640

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = 'b029d2f5a0c7'
down_revision: Union[str, None] = 'fb6810c36ffb'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    with op.batch_alter_table('signing_requests', schema=None) as batch_op:
        batch_op.add_column(sa.Column('signature_id', sa.String(length=128), nullable=True))
        batch_op.create_index(batch_op.f('ix_signing_requests_signature_id'), ['signature_id'], unique=False)

    # ### end Alembic commands ###


def downgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    with op.batch_alter_table('signing_requests', schema=None) as batch_op:
        batch_op.drop_index(batch_op.f('ix_signing_requests_signature_id'))
        batch_op.drop_column('signature_id')

    # ### end Alembic commands ###