<?php
$config = require __DIR__ . '/config.php';

$pdo = new PDO(
    "mysql:host={$config['db_host']};dbname={$config['db_name']};charset=utf8mb4",
    $config['db_user'],
    $config['db_pass'],
    [PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION]
);