export async function up(knex) { return knex.schema.createTable('flows', (table) => { table.uuid('id').primary().defaultTo(knex.raw('gen_random_uuid()')); table.string('name'); table.uuid('user_id').references('id').inTable('users'); table.timestamps(true, true); }); } export async function down(knex) { return knex.schema.dropTable('flows'); }