Fix case sensitivity in app folders

app/core/Security.php

@@ -0,0 +1,21 @@
+<?php
+/**
+ * Simple Security Helpers
+ */
+
+declare(strict_types=1);
+
+namespace App\Core;
+
+final class Security
+{
+    public static function sanitize(string $data): string
+    {
+        return htmlspecialchars(strip_tags(trim($data)));
+    }
+
+    public static function generateRandomString(int $length = 32): string
+    {
+        return bin2hex(random_bytes($length / 2));
+    }
+}