update

app/Http/Controllers/Api/SocialActivityController.php

@@ -0,0 +1,34 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Http\Controllers\Api;
+
+use App\Http\Controllers\Controller;
+use App\Services\ActivityService;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+final class SocialActivityController extends Controller
+{
+    public function __construct(private readonly ActivityService $activity) {}
+
+    public function index(Request $request): JsonResponse
+    {
+        $filter = (string) $request->query('filter', 'all');
+
+        if ($this->activity->requiresAuthentication($filter) && ! $request->user()) {
+            return response()->json(['error' => 'Unauthenticated'], 401);
+        }
+
+        return response()->json(
+            $this->activity->communityFeed(
+                viewer: $request->user(),
+                filter: $filter,
+                page: (int) $request->query('page', 1),
+                perPage: (int) $request->query('per_page', 20),
+                actorUserId: $request->filled('user_id') ? (int) $request->query('user_id') : null,
+            )
+        );
+    }
+}