code: @Controller(events = EventType.MESSAGE, pattern = "(?i)(bye|tata|ttyl|cya|see you)")
      public void showGithubLink(Event event) {
          reply(event, new Message().setAttachment(new Attachment().setType("template").setPayload(new Payload()
                  .setTemplateType("button").setText("Bye. Happy coding!").setButtons(new Button[]{new Button()
                          .setType("web_url").setTitle("View code").setUrl("https://github.com/ramswaroop/jbot")}))));
      }
docs: Show the github project url when the user says bye.
  
  @param event