post code review fix

ot_optimizer/Classes/Middleware/Frontend/OtPageResolver.php

@@ -39,7 +39,7 @@ class OtPageResolver extends \TYPO3\CMS\Frontend\Middleware\PageResolver
     {
         // Shall fall back on non-optimized mode if a cookie 'optimize' exists and is different from 1, or if
         // a server global variable TYPO3_OPTIMIZE is set and is different from 1
-        $shallFallback = (isset($_COOKIE['optimize']) && $_COOKIE['optimize'] !== 1 && $_SERVER['TYPO3_OPTIMIZE'] !== 1);
+        $shallFallback = (isset($_COOKIE['optimize']) && (int)$_COOKIE['optimize'] !== 1 && (int)$_SERVER['TYPO3_OPTIMIZE'] !== 1);
         if ($shallFallback) {
             return parent::process($request, $handler);
         }