update controllers logic

app/Http/Requests/Admin/StoreCompetitionWinnerRequest.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Http\Requests\Admin;
+
+use Illuminate\Foundation\Http\FormRequest;
+
+/** Validation for creating a competition (CodeIgniter `CompetitionWinnersController::store`). */
+class StoreCompetitionWinnerRequest extends FormRequest
+{
+    public function authorize(): bool
+    {
+        return true;
+    }
+
+    /**
+     * @return array<string, mixed>
+     */
+    public function rules(): array
+    {
+        return [
+            'title' => ['required', 'string', 'min:3'],
+            'class_section_id' => ['nullable', 'integer'],
+            'semester' => ['nullable', 'string'],
+            'school_year' => ['nullable', 'string'],
+            'start_date' => ['nullable', 'date'],
+            'end_date' => ['nullable', 'date'],
+            'winner_overrides' => ['sometimes', 'array'],
+            'question_counts' => ['sometimes', 'array'],
+            'prizes' => ['sometimes', 'array'],
+        ];
+    }
+}