Add follow system, activity feed, notifications, sitemap, caching, Scout search

app/Http/Controllers/NotificationController.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Notification;
+
+class NotificationController extends Controller
+{
+    public function index()
+    {
+        $notifications = auth()->user()
+            ->notifications()
+            ->limit(20)
+            ->get();
+
+        auth()->user()->notifications()->whereNull('read_at')->update(['read_at' => now()]);
+
+        return view('notifications.index', compact('notifications'));
+    }
+
+    public function markRead(Notification $notification)
+    {
+        abort_if($notification->user_id !== auth()->id(), 403);
+        $notification->update(['read_at' => now()]);
+        return response()->json(['ok' => true]);
+    }
+}