text: exports.up = (knex) => {
  	return knex.schema.createTable('engineSnapshot', (t) => {
  		t.string('snapshot'); // Engine snapshot encoded as JSON.
  		t.string('timestamp'); // When the snapshot was created.
  	});
  };
  
  exports.down = () => {
  	return Promise.reject(new Error('Not Implemented'));
  };
  