feat: add ConvertEmptyStringsToNull and TrimStrings middleware

app/Http/Kernel.php

@@ -16,6 +16,8 @@ class Kernel extends HttpKernel
      * @var array<int, class-string|string>
      */
     protected array $middleware = [
+        // \App\Http\Middleware\TrimStrings::class
+        // \App\Http\Middleware\ConvertEmptyStringsToNull::class
     ];
 
     /**

app/Http/Middleware/ConvertEmptyStringsToNull.php

@@ -0,0 +1,19 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Http\Middleware;
+
+use SwooleTW\Hyperf\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 = [
+        //
+    ];
+}

app/Http/Middleware/TrimStrings.php

@@ -0,0 +1,19 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Http\Middleware;
+
+use SwooleTW\Hyperf\Foundation\Http\Middleware\TrimStrings as Middleware;
+
+class TrimStrings extends Middleware
+{
+    /**
+     * The names of the attributes that should not be trimmed.
+     *
+     * @var array<int, string>
+     */
+    protected array $except = [
+        //
+    ];
+}