diff --git a/backend/check_server_code.php b/backend/check_server_code.php
new file mode 100644
index 0000000..0e67d8d
--- /dev/null
+++ b/backend/check_server_code.php
@@ -0,0 +1,3 @@
+<?php
+header('Content-Type: text/plain');
+echo file_get_contents(__DIR__ . '/auth/loginFromGooglePassenger.php');