chore: add migration for last_passed_on

Author: hrideshmg

migrations/versions/7793881905c5_.py

@@ -0,0 +1,46 @@
+"""split last_passed_on into two
+
+Revision ID: 7793881905c5
+Revises: b3ed927671bd
+Create Date: 2025-07-24 09:51:55.814649
+
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import mysql
+
+# revision identifiers, used by Alembic.
+revision = '7793881905c5'
+down_revision = 'b3ed927671bd'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('regression_test', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('last_passed_on_windows', sa.Integer(), nullable=True))
+        batch_op.add_column(sa.Column('last_passed_on_linux', sa.Integer(), nullable=True))
+        batch_op.drop_constraint('regression_test_ibfk_2', type_='foreignkey')
+        batch_op.drop_constraint('regression_test_ibfk_1', type_='foreignkey')
+        batch_op.create_foreign_key(None, 'test', ['last_passed_on_windows'], ['id'], onupdate='CASCADE', ondelete='SET NULL')
+        batch_op.create_foreign_key(None, 'test', ['last_passed_on_linux'], ['id'], onupdate='CASCADE', ondelete='SET NULL')
+        batch_op.create_foreign_key(None, 'sample', ['sample_id'], ['id'], onupdate='CASCADE', ondelete='CASCADE')
+        batch_op.drop_column('last_passed_on')
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('regression_test', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('last_passed_on', mysql.INTEGER(), autoincrement=False, nullable=True))
+        batch_op.drop_constraint(None, type_='foreignkey')
+        batch_op.drop_constraint(None, type_='foreignkey')
+        batch_op.drop_constraint(None, type_='foreignkey')
+        batch_op.create_foreign_key('regression_test_ibfk_1', 'sample', ['sample_id'], ['id'], onupdate='CASCADE')
+        batch_op.create_foreign_key('regression_test_ibfk_2', 'test', ['last_passed_on'], ['id'], onupdate='CASCADE', ondelete='SET NULL')
+        batch_op.drop_column('last_passed_on_linux')
+        batch_op.drop_column('last_passed_on_windows')
+
+    # ### end Alembic commands ###