Add DownloadProgress event for real-time update broadcasting

This event handles broadcasting download progress updates through a 'nativephp' channel. It includes details such as total size, delta, transferred bytes, percentage completed, and speed.

Author: WINBIGFOX

src/Events/AutoUpdater/DownloadProgress.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace Native\Laravel\Events\AutoUpdater;
+
+use Illuminate\Broadcasting\Channel;
+use Illuminate\Broadcasting\InteractsWithSockets;
+use Illuminate\Contracts\Broadcasting\ShouldBroadcastNow;
+use Illuminate\Foundation\Events\Dispatchable;
+use Illuminate\Queue\SerializesModels;
+
+class DownloadProgress implements ShouldBroadcastNow
+{
+    use Dispatchable, InteractsWithSockets, SerializesModels;
+
+    public function __construct(public float $total, public float $delta, public float $transferred, public float $percent, public float $bytesPerSecond) {}
+
+    public function broadcastOn()
+    {
+        return [
+            new Channel('nativephp'),
+        ];
+    }
+}