fixed confirm regex

index.php

   $m_post = ($_SERVER['REQUEST_METHOD'] == "POST");
   $matches = array();
 
-  $path = rtrim($_GET['_url'], "/");
+  $path = rtrim($_GET["_url"], "/");
   if ($path === "")
     $path = "/";
 
-  if (preg_match($path, "^/status/([0-9]+)/confirm$", $matches) && $m_post)
+  if (preg_match($path, "/^\/status\/([0-9]+)\/confirm$/", $matches) && $m_post)
     status_confirm($matches[1]);
   else if ($path === "/status" && $m_post)
     status_create();