anchor.diff:  ....
   package echo;
   
  -@javax.jws.WebService
  +@jakarta.jws.WebService
   public class Echo
   {
      public String echo(String input)
  
positive.code: artifacts called "wrapper classes" will be generated for you at deploy
  time. This actually goes beyond the JAX-WS specification, which requires
  that wrapper classes be generated using an offline tool. The reason for
  this requirement is purely a vender implementation problem, and since we
  do not believe in burdening a developer with a bunch of additional
  steps, we generate these as well. However, if you want your deployment
  to be portable to other application servers, you will unfortunately need
  
negative.code: _web.xml_ needs to be created:
  
  ....
  <web-app xmlns="https://jakarta.ee/xml/ns/jakartaee"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="https://jakarta.ee/xml/ns/jakartaee https://jakarta.ee/xml/ns/jakartaee/web-app_5_0.xsd"
    version="5.0">
  
    <servlet>
      <servlet-name>Echo</servlet-name>
  