@Override
  public void initialize(final Bootstrap<JibExampleConfiguration> bootstrap) {
    // Enable FreeMarker config templates
    bootstrap.addBundle(new TemplateConfigBundle());
  }
<a href="https://www.dropwizard.io/1.3.5/docs/manual/index.html">
Refer Dropwizard User Manual</a>
examples/dropwizard/src/main/java/example/JibExampleApplication.java