fix logout error logging

WEBROOT/logout.php

@@ -1,3 +1,24 @@
 <?php
+include_once(__DIR__ . '/modules/Mail.php');
 
-session_destroy();
+try {
+    session_start();
+
+    $_SESSION = array();
+
+    session_destroy();
+
+    http_response_code(200);
+
+    exit();
+} catch (Exception $e) {
+    http_response_code(500);
+    echo json_encode(['error' => 'An error occurred while logging out.']);
+    sendMail(
+        "[ERROR] Logout",
+        "$e",
+        (new getSpecificData())->getRequestURL(),
+        true,
+    );
+    exit();
+}