Add support for the reflection service #35

Job	Run time
Cxx interop / Construct Cxx interop matrix	2s
Soundness / Check generated code	1m 50s
Soundness / Swift license headers check	3s
Unit tests / Construct unit test matrix	2s
Soundness / API breakage check	1m 40s
Soundness / Documentation check	1m 24s
Soundness / Unacceptable language check	5s
Soundness / Format check	29s
Soundness / Broken symlinks check	3s
Soundness / License headers check	3s
Soundness / Python lint check	5s
Soundness / Shell check	35s
Soundness / YAML lint check	5s
Unit tests / Unit tests / Linux (6.0)	1m 15s
Unit tests / Unit tests / Linux (nightly-6.0)	1m 22s
Unit tests / Unit tests / Linux (nightly-main)	1m 19s
Cxx interop / Cxx interop / Linux (6.0)	1m 23s
Cxx interop / Cxx interop / Linux (nightly-6.0)	1m 29s
Cxx interop / Cxx interop / Linux (nightly-main)	1m 25s
	14m 39s

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