task.from(extension.getUserManual().getSnippets(), sub -> {
                sub.into("snippets");
                sub.exclude("**/.gradle/**");
                sub.exclude("**/build/**");
                sub.setIncludeEmptyDirs(false);
            });
            task.from(extension.getUserManual().getSamples(), sub -> {
                sub.into("samples");
                sub.exclude("**/*.adoc");

            // Javadocs reference goes into javadoc/
            task.from(extension.getJavadocs().getRenderedDocumentation(), sub -> sub.into("javadoc"));

            // Dokka Kotlin DSL reference goes into kotlin-dsl/
            task.from(extension.getKotlinDslReference().getRenderedDocumentation(), sub -> sub.into("kotlin-dsl"));