Pierre Roudier

> Is there any real use-case to perform a POST and an upgrade in same time ? The Docker Engine API does that. It's referred to "connection hijacking" in [the...

Thank you for the follow-up. I'm aware things are different with H2/H3 but I don't expect Docker to upgrade its Engine API to H2/H3 "in-place", as it would break compatibility...

It works! The POST to `/v1.46/exec/{id}/start` now gets upgraded and the client is happy. Thank you very much. Details: - Built master as of 036ab62 using `make -j $(nproc) TARGET=linux-glibc`...