[CI] Adopt GitHub Actions #8

Job	Run time
Soundness / Format check	36s
Soundness / Documentation check	35s
Soundness / Broken symlinks check	4s
Soundness / API breakage check	3m 12s
Soundness / License headers check	9s
Soundness / Shell check	33s
Soundness / Unacceptable language check	2s
Soundness / YAML lint check	3s
Soundness / Python lint check	6s
Cxx interop / Cxx interop / Windows (6.0)	3s
Cxx interop / Cxx interop / Linux (5.9)	1m 24s
Cxx interop / Cxx interop / Windows (nightly-6.0)	1s
Cxx interop / Cxx interop / Linux (5.10)	1m 24s
Cxx interop / Cxx interop / Windows (nightly-main)	2s
Cxx interop / Cxx interop / Linux (6.0)	1m 31s
Cxx interop / Cxx interop / Linux (nightly-6.0)	1m 51s
Cxx interop / Cxx interop / Linux (nightly-main)	1m 54s
Unit tests / Unit tests / Windows (6.0)	3s
Unit tests / Unit tests / Linux (5.9)	2m 27s
Unit tests / Unit tests / Windows (nightly-6.0)	1s
Unit tests / Unit tests / Linux (5.10)	2m 15s
Unit tests / Unit tests / Windows (nightly-main)	1s
Unit tests / Unit tests / Linux (6.0)	2m 29s
Unit tests / Unit tests / Linux (nightly-6.0)	3m 15s
Unit tests / Unit tests / Linux (nightly-main)	3m 13s
	27m 14s

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