task.outputOptions(options -> options.setBackends(singletonList("html5")));
            // TODO: This breaks the provider
            task.setOutputDir(extension.getUserManual().getStagingRoot().dir("render-single-html").get().getAsFile());
        });

        TaskProvider<AsciidoctorTask> userguideSinglePagePdf = tasks.register("userguideSinglePagePdf", AsciidoctorTask.class, task -> {

class EnrichedReportRenderer extends GroovyReportRenderer {
    private static acceptedChangesRegex = ~/<a href="(.+)">accepted-public-api-changes.json<\/a>/

    @Override
    void render(File htmlReportFile, RichReportData data) {
        super.render(htmlReportFile, enrichReport(data))
    }

    /**
     * This is super-hacky: this report is instantiated via {@code newInstance()}, within a different