title: Adding custom Response header to Spring WebFlux contoller endpoint
body: <p>Is there a way to add a response header to spring webflux controller endpoint? for example to the following method I have to add a custom header say 'x-my-header'</p>
  
  <pre><code>@GetMapping(value = "/search/{text}")
  @ResponseStatus(value = HttpStatus.OK)
  public Flux&lt;SearchResult&gt; search(@PathVariable(
          value = "text") String text){
  
          return searchService().find(text);
  }
  </code></pre>