.travis.settings.xml

<settings>
    <localRepository/>
    <interactiveMode/>
    <usePluginRegistry/>
    <offline/>
    <pluginGroups/>
    <servers>
        <server>
            <id>sonatype-nexus-snapshots</id>
            <username>${env.SONATYPE_USERNAME}</username>
            <password>${env.SONATYPE_PASSWORD}</password>
        </server>
        <server>
            <id>ossrh</id>
            <username>${env.SONATYPE_USERNAME}</username>
            <password>${env.SONATYPE_PASSWORD}</password>
        </server>
    </servers>
    <mirrors/>
    <proxies/>
    <profiles>
        <profile>
            <id>release</id>
            <activation>
                <activeByDefault>true</activeByDefault>
            </activation>
            <properties>
                <gpg.executable>gpg</gpg.executable>
                <gpg.keyname>${env.SIGNING_KEY}</gpg.keyname>
                <gpg.passphrase>${env.SIGNING_PASSPHRASE}</gpg.passphrase>
                <gpg.secretKeyring>${env.TRAVIS_BUILD_DIR}/sec.gpg</gpg.secretKeyring>
            </properties>
        </profile>
    </profiles>
    <activeProfiles/>
</settings>