deliver CSS and JS as external request

data/web/resource.php

@@ -0,0 +1,28 @@
+<?php
+
+$pathinfo = pathinfo($_GET['file']);
+$extension = strtolower($pathinfo['extension']);
+
+$filepath = '/tmp/' . $pathinfo['basename'];
+$content = '';
+
+if (file_exists($filepath)) {
+    $secondsToCache = 31536000;
+    $expires = gmdate('D, d M Y H:i:s', time() + $secondsToCache) . ' GMT';
+
+    if ($extension === 'js') {
+        header('Content-Type: application/javascript');
+    } elseif ($extension === 'css') {
+        header('Content-Type: text/css');
+    } else {
+        //currently just css and js should be supported!
+        exit();
+    }
+
+    header("Expires: $expires");
+    header('Pragma: cache');
+    header('Cache-Control: max-age=' . $secondsToCache);
+    $content = file_get_contents($filepath);
+}
+
+echo $content;