anchor.diff:  [source, java]
   ----
   @GET
  -@Produces(MediaType.APPLICATION_JSON)
  +@Produces(MediaType.TEXT_PLAIN)
   @Path("/greeting/{count}/{name}")
   public Multi<String> greetings(@PathParam int count, @PathParam String name) {
     return service.greetings(count, name);
  
positive.code: [source,bash,subs=attributes+]
  ----
  mvn io.quarkus:quarkus-maven-plugin:{quarkus-version}:add-extensions \
      -Dextensions="io.quarkus:quarkus-resteasy-mutiny"
  ----
  
  Or add `quarkus-resteasy-mutiny` into your dependencies manually.
  
  [source, xml]
  ----
      <dependency>
        <groupId>io.quarkus</groupId>
        <artifactId>quarkus-resteasy-mutiny</artifactId>
      </dependency>
  ----
  
  
negative.code:     -DprojectArtifactId=getting-started-reactive \
      -DclassName="org.acme.quickstart.ReactiveGreetingResource" \
      -Dpath="/hello" \
      -Dextensions="resteasy-reactive, rest-client"
  cd getting-started-reactive
  ----
  
  