ALTER TABLE tenant_skill_catalog DROP CONSTRAINT IF EXISTS ck_tenant_skill_catalog_visibility;
ALTER TABLE tenant_skill_catalog DROP COLUMN IF EXISTS enabled;
ALTER TABLE tenant_skill_catalog DROP COLUMN IF EXISTS visibility;
ALTER TABLE custom_agents DROP CONSTRAINT IF EXISTS ck_custom_agents_visibility;
ALTER TABLE custom_agents DROP COLUMN IF EXISTS enabled;
ALTER TABLE custom_agents DROP COLUMN IF EXISTS visibility;