Refactor(Auth): Complete auth folder restructuring, security patches, and Flutter endpoint updates

backend/auth/driver/checkPhoneNumberISVerfied.php

@@ -0,0 +1,21 @@
+<?php
+
+require_once __DIR__ . '/../connect.php';
+
+// استقبال وتشفير رقم الهاتف
+$phoneNumber = filterRequest("phone_number");
+$phoneNumber = $encryptionHelper->encryptData($phoneNumber);
+
+// تجهيز الاستعلام باستخدام bindParam للحماية
+$sql = "SELECT * FROM `phone_verification` WHERE `phone_number` = :phone_number";
+$stmt = $con->prepare($sql);
+$stmt->bindParam(":phone_number", $phoneNumber);
+$stmt->execute();
+
+if ($stmt->rowCount() > 0) {
+    $rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
+    jsonSuccess($rows);
+} else {
+    jsonError("No phone verified yet found");
+}
+?>