Curl as debug, I tried this out and modified the code a bit.
https://gitlab.com/mcarton/dbg_as_curl
Francis showed something similar she did over in JVM
https://github.com/pact-foundation/pact-jvm/issues/1507
I think this would be gamechanger for me for http debugging (if you discount the fact that your provider wont have a state server setup if you run it locally to send the curl request against. )