first commit

app/Events/DocumentVersionUpdated.php

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+<?php
+
+namespace App\Events;
+
+use App\Models\Document;
+use Illuminate\Broadcasting\Channel;
+use Illuminate\Broadcasting\InteractsWithSockets;
+use Illuminate\Broadcasting\PresenceChannel;
+use Illuminate\Broadcasting\PrivateChannel;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcast;
+use Illuminate\Foundation\Events\Dispatchable;
+use Illuminate\Queue\SerializesModels;
+
+class DocumentVersionUpdated
+{
+    use Dispatchable, InteractsWithSockets, SerializesModels;
+
+    public $document;
+
+    /**
+     * Create a new event instance.
+     */
+
+    public function __construct(Document $document)
+    {
+        $this->document = $document;
+    }
+
+    /**
+     * Get the channels the event should broadcast on.
+     *
+     * @return array<int, \Illuminate\Broadcasting\Channel>
+     */
+    public function broadcastOn(): array
+    {
+        return [
+            new PrivateChannel('channel-name'),
+        ];
+    }
+}