reorganize and cleanup php server code

server/app/Http/Middleware/VerifyCsrfToken.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace Vanguard\Http\Middleware;
+
+use Illuminate\Foundation\Http\Middleware\VerifyCsrfToken as BaseVerifier;
+
+class VerifyCsrfToken extends BaseVerifier
+{
+    /**
+     * The URIs that should be excluded from CSRF verification.
+     *
+     * @var array<int, string>
+     */
+    protected $except = [
+        //
+    ];
+}