text: 'use strict';
  
  module.exports = {
    up: (queryInterface, Sequelize) => {
      return queryInterface.sequelize.transaction(t => {
        return Promise.all([
          queryInterface.addColumn('PublicTestCenters', 'description', {
            type: Sequelize.DataTypes.TEXT,
            allowNull: true
          }, { transaction: t })
        ]);
      });
    },
  
    down: (queryInterface, Sequelize) => {
      return queryInterface.sequelize.transaction(t => {
        return Promise.all([
          queryInterface.removeColumn('PublicTestCenters', 'description', { transaction: t })
        ]);
      });
    }
  };
  