initial: bootstrap from BukidBountyApp base

app/Http/Middleware/ConvertEmptyStringsToNull.php

@@ -0,0 +1,18 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Http\Middleware;
+
+use Hypervel\Foundation\Http\Middleware\ConvertEmptyStringsToNull as Middleware;
+
+class ConvertEmptyStringsToNull extends Middleware
+{
+    /**
+     * The names of the attributes that should not be transformed to null.
+     *
+     * @var array<int, string>
+     */
+    protected array $except = [
+    ];
+}