mvn-settings.xml

<?xml version="1.0" encoding="UTF-8"?>
<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd">
  <servers>
    <server>
      <id>ossrh</id>
      <username>${env.CI_DEPLOY_USERNAME}</username>
      <password>${env.CI_DEPLOY_PASSWORD}</password>
    </server>
  </servers>
  <profiles>
      <profile>
        <id>ossrh</id>
        <activation>
          <activeByDefault>true</activeByDefault>
        </activation>
        <properties>
          <gpg.executable>${env.GPG_EXECUTABLE}</gpg.executable>
          <gpg.passphrase>${env.GPG_PASSPHRASE}</gpg.passphrase>
        </properties>
      </profile>
    </profiles>
</settings>