"""auto

Revision ID: 1a7c0e30aaab
Revises: 4b34909ae551
Create Date: 2026-08-12 08:17:21.212665+00:00
"""

from __future__ import annotations

from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa
import sqlmodel  # SQLModel renders AutoString() into migrations but adds no import


revision: str = '1a7c0e30aaab'
down_revision: Union[str, None] = '4b34909ae551'
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! ###
    op.add_column('manual_upload_candidate', sa.Column('referral_by', sqlmodel.sql.sqltypes.AutoString(), server_default='', nullable=False), schema='app')
    # ### end Alembic commands ###


def downgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_column('manual_upload_candidate', 'referral_by', schema='app')
    # ### end Alembic commands ###