"""assessment: voeg opmerking kolom toe Revision ID: 0002 Revises: 0001 Create Date: 2026-03-02 """ from alembic import op import sqlalchemy as sa revision = '0002' down_revision = '0001' branch_labels = None depends_on = None def upgrade(): op.add_column('assessments', sa.Column('opmerking', sa.String(500), nullable=True) ) def downgrade(): op.drop_column('assessments', 'opmerking')