<?php

require_once("wp-load.php");

global $wpdb;

$last = intval($_GET['last'] ?? 0);

$messages = $wpdb->get_results(
"SELECT * FROM wp_bale_messages_busi WHERE id > $last ORDER BY id ASC"
);

header('Content-Type: application/json; charset=utf-8');

echo json_encode($messages, JSON_UNESCAPED_UNICODE);