"""Add course_id to topics table

Revision ID: 39318320b6b9
Revises: 931562f927ec
Create Date: 2025-07-14 13:12:35.486560

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = '39318320b6b9'
down_revision = '931562f927ec'
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    with op.batch_alter_table('topics', schema=None) as batch_op:
        batch_op.add_column(sa.Column('course_id', sa.Integer(), nullable=True))

    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    with op.batch_alter_table('topics', schema=None) as batch_op:
        batch_op.drop_column('course_id')

    # ### end Alembic commands ###