// trackaccess-backend/db.js import mysql from 'mysql2/promise'; import dotenv from 'dotenv'; dotenv.config(); export const pool = mysql.createPool({ host: process.env.DB_HOST, user: process.env.DB_USER, password: process.env.DB_PASSWORD, database: process.env.DB_NAME, waitForConnections: true, connectionLimit: 10, queueLimit: 0 });