pathtoglory_blog/app/server/db/index.js

import { Pool } from 'pg';

const db = new Pool({
  host: process.env.DB_HOST,
  user: process.env.DB_USER,
  password: process.env.DB_PASSWORD,
  port: process.env.DB_PORT,
  database: process.env.DB_DATABASE,
  max: 20,
  idleTimeoutMillis: 30_000,
  connectionTimeoutMillis: 2_000,
  maxLifetimeSeconds: 60
});

export default db;