필라멘트: 기록 삭제 시 첨부 파일 삭제

class Project extends Model
{
    protected $fillable = [
        'title', 'slug', 'repository', 'description', 'thumbnail',
    ];

    /**
     * The "booted" method of the model.
     */
    protected static function booted(): void
    {
        static::deleting(function ($project) {
            Storage::disk('public')->delete($project->thumbnail);
        });
    }
}

protected function getActions(): array
{
    return [
        Actions\DeleteAction::make()
            ->after(function (Project $project) {
                // delete single
                if ($project->thumbnail) {
                    Storage::disk('public')->delete($project->thumbnail);
                }
            })
    ];
}