anchor.diff:  `X-Forwarded-Proto`, `X-Forwarded-Ssl`, and `X-Forwarded-Prefix`.
   
   `ForwardedHeaderTransformer` is a component that modifies the host, port, and scheme of
  -the request, based on forwarded headers, and then removes those headers. You can declare
  -it as a bean with a name  of `forwardedHeaderTransformer`, and it is
  +the request, based on forwarded headers, and then removes those headers. If you declare
  +it as a bean with the name `forwardedHeaderTransformer`, it will be
   <<webflux-web-handler-api-special-beans, detected>> and used.
   
   There are security considerations for forwarded headers, since an application cannot know
  
positive.code: ==== Form Data
  
  `FormHttpMessageReader` and `FormHttpMessageWriter` support decoding and encoding
  "application/x-www-form-urlencoded" content.
  
  On the server side where form content often needs to be accessed from multiple places,
  `ServerWebExchange` provides a dedicated `getFormData()` method that parses the content
  
negative.code: can produce data that an HTTP server (acting as
  https://www.reactive-streams.org/reactive-streams-1.0.1-javadoc/org/reactivestreams/Subscriber.html[Subscriber])
  can then write to the response. The main purpose of Reactive Streams is to let the
    subscriber control how quickly or how slowly the publisher produces data.
  
  NOTE: *Common question: what if a publisher cannot slow down?* +
  The purpose of Reactive Streams is only to establish the mechanism and a boundary.
  