ave two-factor authentication enabled in <code>auth-and-writes</code> mode
then you can provide a code from your authenticator with this. If you
don&#39;t include this and you&#39;re running from a TTY then you&#39;ll be prompted.</p>
</li>
</ul>
<p>Fails if the package name and version combination already exists in
the specified registry.</p>
<p>Once a package is published with a given name and version, that
specific name and version combination can never be used again, even if
it is removed with <a href="