*
     * @param form the delete form containing plugin information
     * @return HTML response redirecting to the plugin list
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse delete(final DeleteForm form) {
        validate(form, messages -> {}, () -> asHtml(path_AdminPlugin_AdminPluginJsp));
        verifyToken(() -> asHtml(path_AdminPlugin_AdminPluginJsp));

     *
     * @param form the delete form containing document ID
     * @return HTML response redirecting to the list page
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse delete(final DeleteForm form) {
        validate(form, messages -> {}, this::asListHtml);
        verifyToken(this::asListHtml);
        final String docId = form.docId;
        try {