class AccountSettings extends Cluster
{
    protected static ?string $navigationIcon = 'heroicon-o-cog-6-tooth';

    public static function shouldRegisterNavigation(): bool
    {
        return false;
    }
}

class AccountSettings extends Cluster
{
    protected static ?string $navigationIcon = 'heroicon-o-cog-6-tooth';

    public static function shouldRegisterNavigation(): bool
    {
        return false;
    }
}

class AccountSettings extends Cluster
{
    protected static bool $shouldRegisterNavigation = false;
    ...
}

class AccountSettings extends Cluster
{
    protected static bool $shouldRegisterNavigation = false;
    ...
}