* @see Constants#MAVEN_INSTALLATION_EXTENSIONS
 */
@Experimental
public record CoreExtensions(Path source, List<CoreExtension> coreExtensions) {
    public CoreExtensions(Path source, List<CoreExtension> coreExtensions) {
        this.source = requireNonNull(source, "source");
        this.coreExtensions = requireNonNull(coreExtensions, "coreExtensions");
    }

     * {@link CoreExtensions} is validated, but the list elements may have overlapping elements, that requires
     * some logic to sort out (like precedence).
     * <p>
     * The list of {@link CoreExtensions} if present, is in precedence order.
     *
     * @return an {@link Optional} containing the {@link CoreExtensions}, or empty if not configured
     */
    @Nonnull

          <version>1.0.0+</version>
          <association xml.itemsStyle="flat">
            <type>CoreExtension</type>
            <multiplicity>*</multiplicity>
          </association>
        </field>
      </fields>
    </class>
    <class xml.tagName="extension">
      <name>CoreExtension</name>
      <description>Describes a build extension to utilise.</description>
      <version>1.0.0+</version>

 *   <li>{@link org.apache.maven.api.cli.Options} - Represents Maven configuration options</li>
 *   <li>{@link org.apache.maven.api.cli.extensions.CoreExtensions} - Manages Maven core extensions</li>
 * </ul>
 *
 * <p>Core extensions can be configured through {@code .mvn/extensions.xml} in the project base directory
 * to enhance Maven's capabilities during build execution.</p>
 *