connect-pg-simple cookie table in node-pg-migrate syntax

migration.js

exports.shorthands = undefined;

exports.up = (pgm) => {
  pgm.createTable("session", {
    sid: { type: "varchar", notNull: true, primaryKey: true },
    sess: { type: "json", notNull: true },
    expire: { type: "timestamp(6)", notNull: true },
  });

  pgm.createIndex("session", "expire", { name: "IDX_session_expire" });
};

exports.down = (pgm) => {
  pgm.dropIndex("session", "expire", { ifExists: true });
  pgm.dropTable("session", { ifExists: true });
};