Migrate to GitHub Actions #3

Job	Run time
Soundness / API breakage check	3m 41s
Soundness / Broken symlinks check	3s
Soundness / Format check	36s
Soundness / Documentation check	2m 25s
Soundness / Unacceptable language check	3s
Soundness / License headers check	5s
Soundness / Python lint check	5s
Soundness / Shell check	37s
Soundness / YAML lint check	3s
Cxx interop / Cxx interop / Linux (5.9)	2m 7s
Cxx interop / Cxx interop / Windows (6.0)	4s
Cxx interop / Cxx interop / Linux (5.10)	2m 4s
Cxx interop / Cxx interop / Windows (nightly-6.0)	2s
Unit tests / Unit tests / Linux (5.9)	2m 11s
Cxx interop / Cxx interop / Linux (6.0)	2m 16s
Cxx interop / Cxx interop / Windows (nightly-main)	1s
Unit tests / Unit tests / Linux (5.10)	2m 6s
Cxx interop / Cxx interop / Linux (nightly-6.0)	2m 53s
Unit tests / Unit tests / Windows (6.0)	1s
Unit tests / Unit tests / Linux (6.0)	2m 18s
Cxx interop / Cxx interop / Linux (nightly-main)	3m 1s
Unit tests / Unit tests / Linux (nightly-6.0)	2m 46s
Unit tests / Unit tests / Windows (nightly-6.0)	3s
Unit tests / Unit tests / Linux (nightly-main)	2m 50s
Unit tests / Unit tests / Windows (nightly-main)	3s
	32m 24s

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