code: public static <I extends Request, O extends Response>
      CompositeServiceEntry<I, O> of(String pathPattern, Service<I, O> service) {
          return new CompositeServiceEntry<>(PathMapping.of(pathPattern), service);
      }
docs: Creates a new {@link CompositeServiceEntry} whose {@link Service} is bound at the specified path pattern.
  
  @see PathMapping#of(String)