public function serverErrors($driver = ''): Collection
    {
        $errors = Collection::make([
            $this->databaseDriverErrors($driver),
            $this->checkPhpExtension('mbstring'),
            $this->checkPhpExtension('iconv'),
            $this->checkPhpExtension('pcre'),
            $this->checkPhpExtension('session'),
            $this->checkPhpExtension('xml'),
            $this->checkPhpFunction('parse_ini_file'),
        ]);

        return $errors
            ->flatten()
            ->filter();
    }