Commit workspace changes

app/Http/Controllers/GroupEngagementController.php

@@ -0,0 +1,44 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Http\Controllers;
+
+use App\Models\Group;
+use App\Services\GroupFollowService;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class GroupEngagementController extends Controller
+{
+    public function __construct(
+        private readonly GroupFollowService $follows,
+    ) {
+    }
+
+    public function follow(Request $request, Group $group): JsonResponse
+    {
+        $this->authorize('view', $group);
+
+        $this->follows->follow($group, $request->user());
+
+        return response()->json([
+            'ok' => true,
+            'following' => true,
+            'followers_count' => (int) $group->fresh()->followers_count,
+        ]);
+    }
+
+    public function unfollow(Request $request, Group $group): JsonResponse
+    {
+        $this->authorize('view', $group);
+
+        $this->follows->unfollow($group, $request->user());
+
+        return response()->json([
+            'ok' => true,
+            'following' => false,
+            'followers_count' => (int) $group->fresh()->followers_count,
+        ]);
+    }
+}