gentoo-overlay/www-apps/radicale/metadata.xml

<?xml version='1.0' encoding='UTF-8'?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
    <maintainer type="person">
        <email>maksbotan@gentoo.org</email>
        <name>Maxim Koltsov</name>
    </maintainer>
    <upstream>
        <remote-id type="pypi">Radicale</remote-id>
    </upstream>
    <use>
        <flag name="bcrypt">Depend on passlib to enable bcrypt and md5 authentication methods</flag>
    </use>
</pkgmetadata>