رابط التحقق غير صالح");
}
$db = Database::getInstance();
// Fetch invoice with company and supplier details
$stmt = $db->prepare("
SELECT i.*, c.name as company_name_raw
FROM invoices i
JOIN companies c ON i.company_id = c.id
WHERE i.id = ? AND i.deleted_at IS NULL
");
$stmt->execute([$invoiceId]);
$invoice = $stmt->fetch();
if (!$invoice) {
die("