add more controller

app/Http/Requests/Students/StudentPromotionTotalsRequest.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace App\Http\Requests\Students;
+
+use App\Http\Requests\ApiFormRequest;
+
+class StudentPromotionTotalsRequest extends ApiFormRequest
+{
+    public function rules(): array
+    {
+        return [
+            'school_year' => ['nullable', 'string'],
+        ];
+    }
+}