const { Pool } = require('pg'); require('dotenv').config(); const pool = new Pool({ user: process.env.DB_USER, host: process.env.DB_HOST, database: process.env.DB_NAME, password: process.env.DB_PASSWORD, port: process.env.DB_PORT, }); async function test() { try { const res = await pool.query('SELECT NOW()'); console.log('Connection successful:', res.rows[0]); } catch (err) { console.error('Connection failed:', err); } finally { await pool.end(); } } test();