deployment.txt

Release:

mvn release:prepare release:perform -Dgoals=install


Deploy to Maven Central:

Put parent-<version>.pom in working directory.

mvn gpg:sign-and-deploy-file \
-Durl=https://oss.sonatype.org/service/local/staging/deploy/maven2/ \
-DrepositoryId=ossrh \
-DpomFile=target/parent-<version>.pom -Dfile=parent-<version>.pom


User settings:

<settings>
  <servers>
    <server>
      <id>ossrh</id>
      <username>***</username>
      <password>***</password>
    </server>
  </servers>
   <profiles>
    <profile>
      <id>ossrh</id>
      <activation>
        <activeByDefault>true</activeByDefault>
      </activation>
      <properties>
        <gpg.executable>gpg</gpg.executable>
        <gpg.passphrase>***</gpg.passphrase> <!-- seems to be ignored -->
        <gpg.keyname>***</gpg.keyname>
      </properties>
    </profile>
   </profiles>
</settings>

Goto https://oss.sonatype.org/, close and release.