fix exam and grading

app/Http/Requests/Grading/BelowSixtyDecisionDetailsRequest.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Http\Requests\Grading;
+
+use App\Http\Requests\ApiFormRequest;
+
+class BelowSixtyDecisionDetailsRequest extends ApiFormRequest
+{
+    public function authorize(): bool
+    {
+        return true;
+    }
+
+    public function rules(): array
+    {
+        return [
+            'student_id' => ['required', 'integer', 'min:1'],
+            'school_year' => ['required', 'string', 'max:50'],
+        ];
+    }
+}