* Encoding of input file
     */
    @Input
    public abstract Property<String> getInputEncoding();

    /**
     * Encoding of output file
     */
    @Input
    public abstract Property<String> getOutputEncoding();

    @TaskAction
    public void process() {
        MutableDataSet options = new MutableDataSet();
        options.set(Parser.EXTENSIONS, Arrays.asList(
            TablesExtension.create(),

            task.setDescription("Generate release notes HTML page from Markdown.");

            task.getInputEncoding().convention(Charset.defaultCharset().name());
            task.getOutputEncoding().convention(Charset.defaultCharset().name());

            task.getMarkdownFile().convention(extension.getReleaseNotes().getMarkdownFile());