persegi/app/Observers/PostObserver.php

<?php

namespace App\Observers;

use App\Models\MemberPoint;
use App\Models\Post;

class PostObserver
{
    public function updated(Post $post): void
    {
        if ($post->wasChanged('status') && $post->status === 'published') {
            MemberPoint::firstOrCreate(
                [
                    'user_id'     => $post->author_id,
                    'source_type' => Post::class,
                    'source_id'   => $post->id,
                ],
                [
                    'points' => 5,
                    'reason' => "Artikel disetujui: {$post->title}",
                ]
            );
        }
    }
}