/** The key of the message:  */
    public static final String ERRORS_front_footer = "{errors.front_footer}";

    /** The key of the message: <div class="alert alert-warning"> */
    public static final String ERRORS_front_prefix = "{errors.front_prefix}";

    /** The key of the message: </div> */
    public static final String ERRORS_front_suffix = "{errors.front_suffix}";

    /** The key of the message: ID */
    public static final String LABELS_ID = "{labels.id}";

    /** The key of the message: Included Paths For Crawling */
    public static final String LABELS_INCLUDED_PATHS = "{labels.includedPaths}";

    /** The key of the message: Included URLs For Crawling */
    public static final String LABELS_INCLUDED_URLS = "{labels.includedUrls}";

   *     underlying this step or, if {@code get()} throws a different kind of exception, that
   *     exception itself. To avoid hiding bugs and other unrecoverable errors, callers should
   *     prefer more specific types, avoiding {@code Throwable.class} in particular.
   * @param fallback the function to be called if this step fails with the expected exception type.