construprogress/app/Notifications/IssueCommentedNotification.php

<?php

namespace App\Notifications;

use App\Models\IssueComment;
use Illuminate\Bus\Queueable;
use Illuminate\Notifications\Notification;
use Illuminate\Support\Str;

class IssueCommentedNotification extends Notification
{
    use Queueable;

    public function __construct(public IssueComment $comment) {}

    public function via($notifiable): array
    {
        return ['database'];
    }

    public function toArray($notifiable): array
    {
        $issue = $this->comment->issue;

        return [
            'type' => 'issue_commented',
            'issue_id' => $this->comment->issue_id,
            'project_id' => $issue?->project_id,
            'author' => $this->comment->user?->name,
            'message' => "{$this->comment->user?->name} comentó en '{$issue?->title}': ".Str::limit($this->comment->body, 60),
        ];
    }
}