* wip, proof of concept, gateway service being registered, don't know how to hit it
* checkpoint
* Fix up API Gateway go tests (#16297)
* checkpoint, getting InvalidDiscoveryChain route protocol does not match targeted service protocol
* checkpoint
* httproute hittable
* tests working, one header test failing
* differentiate services by status code, minor cleanup
* working tests
* updated GetPort interface
* fix getport
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Co-authored-by: Andrew Stucki <andrew.stucki@hashicorp.com>
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