const mysql = require('mysql2');
const path = require('path');
// Prioritize machine-specific local config (.env.local)
require('dotenv').config({ path: path.join(__dirname, '.env.local') });
require('dotenv').config(); // Fallback to standard .env

const pool = mysql.createPool({
    host: process.env.DB_HOST,
    user: process.env.DB_USER,
    password: process.env.DB_PASSWORD,
    database: process.env.DB_NAME,
    port: process.env.DB_PORT || 3306,
    waitForConnections: true,
    connectionLimit: 10,
    queueLimit: 0
});

module.exports = pool.promise();