baby steps towards a Structured Concurrency API #62

Job	Run time
Cxx interop / Construct Cxx interop matrix	5s
Unit tests / Construct unit test matrix	3s
Soundness / Documentation check	2m 50s
Soundness / License headers check	5s
Soundness / API breakage check	4m 13s
Soundness / Unacceptable language check	4s
Soundness / Broken symlinks check	3s
Soundness / Format check	35s
Soundness / Python lint check	5s
Soundness / Shell check	34s
Soundness / YAML lint check	5s
Unit tests / Unit tests / Linux (5.9)	4m 30s
Unit tests / Unit tests / Linux (5.10)	4m 34s
Unit tests / Unit tests / Linux (6.0)	5m 3s
Unit tests / Unit tests / Linux (nightly-6.1)	3m 25s
Unit tests / Unit tests / Linux (nightly-main)	3m 28s
Cxx interop / Cxx interop / Linux (5.9)	2m 28s
Cxx interop / Cxx interop / Linux (5.10)	2m 20s
Cxx interop / Cxx interop / Linux (6.0)	2m 43s
Cxx interop / Cxx interop / Linux (nightly-6.1)	3m 14s
Cxx interop / Cxx interop / Linux (nightly-main)	3m 18s
	43m 45s

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