Moved page templates

src/pages/404.php

@@ -1,5 +0,0 @@
-<?php
-    $context->title = "Not Found";
-?>
-<h1>404 - Not Found</h1>
-<p>The page with the path <code><?= $context->targetPage ?></code> does not exist</p>

src/templates/pages/404.php

@@ -0,0 +1,2 @@
+<h1>404 - Not Found</h1>
+<p>The page with the path <code><?= $context->requestUri ?></code> does not exist</p>