update controllers logic

app/Http/Controllers/Api/Public/PublicWinnersController.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace App\Http\Controllers\Api\Public;
+
+use App\Http\Controllers\Controller;
+use App\Services\PublicWinners\PublicWinnersPortalService;
+use Illuminate\Http\JsonResponse;
+
+/**
+ * Published competition winners (public JSON).
+ */
+class PublicWinnersController extends Controller
+{
+    public function __construct(
+        private PublicWinnersPortalService $winners,
+    ) {}
+
+    public function competitionIndex(): JsonResponse
+    {
+        return response()->json([
+            'status' => true,
+            'data' => [
+                'competitions' => $this->winners->publishedCompetitions(),
+            ],
+        ]);
+    }
+
+    public function competitionShow(int $id): JsonResponse
+    {
+        $payload = $this->winners->competitionPayload($id);
+        if ($payload === null) {
+            return response()->json([
+                'status' => false,
+                'message' => 'Competition not found.',
+            ], 404);
+        }
+
+        return response()->json([
+            'status' => true,
+            'data' => $payload,
+        ]);
+    }
+}