<?php
session_start();
require_once __DIR__ . '/class/db-functions.php';
$sid = session_id();  // oppure l'id Laravel, da verificare
$pdo = DBHandlerSelect::getInstance()->getConnection();
$pdo->prepare("UPDATE auth_sessions SET last_activity = ? WHERE id = ?")
    ->execute([time(), $sid]);
echo json_encode(['ok' => true, 'sid' => $sid, 'ts' => time()]);