task.from(extension.getCssFiles(), sub -> sub.into("css"));
            task.from(extension.getUserManual().getRoot().dir("img"), sub -> {
                sub.include("**/*.png", "**/*.gif", "**/*.jpg", "**/*.svg");
                sub.into("img");
            });
            task.from(extension.getUserManual().getResources());

            task.from(generateDocinfo);

            config.getCustomStyleSheets().from(extension.getSourceRoot().file("kotlin/styles/gradle.css"));
            config.getCustomAssets().from(extension.getSourceRoot().file("kotlin/images/gradle-logo.svg"));
            config.getFooterMessage().set("Gradle Kotlin DSL Reference");
        });
    }

    private static void overrideDokkaVersion(Project project, GradleDocumentationExtension extension) {