Georgios Andrianakis

Thanks, we'll have a look soon (cc @Sgitario )

I can confirm that `@PartType` is not being used when sending a String. I'll try to make a fix tomorrow

Oh cool

It looks like the tests are failing.

I am going to close this as a duplicate in favor of https://github.com/quarkusio/quarkus/issues/18759

I just looked at what `StreamingOutput` actually is... I never realized how simple it was... If I had, we would have added this a long time ago :) @knutwannheden your...

I actually went ahead and did this myself as it also required updating the TCK.

@sven-geisenhainer there is a way to do what you are asking, see https://quarkus.io/guides/resteasy-reactive#streaming-support

@sven-geisenhainer doesn't the example from the docs: ```java @Path("logs") public class Endpoint { interface SomeService { Uni get(); } interface SomeResponse { Multi data; String myHeader(); } private final SomeService...

Isn't that the same exact case as the example? It's getting a header obtained from a downstream service.