Adopt GitHub actions #4

Job	Run time
Swift 6 Language Mode	0s
Soundness / API breakage check	3m 30s
Soundness / Format check	35s
Soundness / Documentation check	2m 23s
Soundness / Broken symlinks check	4s
Soundness / License headers check	5s
Soundness / Python lint check	5s
Soundness / Shell check	37s
Soundness / Unacceptable language check	3s
Soundness / YAML lint check	4s
Cxx interop / Cxx interop / Linux (5.9)	2m 10s
Cxx interop / Cxx interop / Linux (5.10)	2m 3s
Cxx interop / Cxx interop / Linux (6.0)	2m 20s
Cxx interop / Cxx interop / Linux (nightly-6.0)	2m 36s
Cxx interop / Cxx interop / Linux (nightly-main)	2m 55s
Cxx interop / Cxx interop / Windows (6.0)	3s
Cxx interop / Cxx interop / Windows (nightly-6.0)	1s
Cxx interop / Cxx interop / Windows (nightly-main)	2s
Unit tests / Unit tests / Linux (5.9)	4m 11s
Unit tests / Unit tests / Linux (5.10)	4m 7s
Unit tests / Unit tests / Windows (6.0)	1s
Unit tests / Unit tests / Linux (6.0)	4m 29s
Unit tests / Unit tests / Windows (nightly-6.0)	3s
Unit tests / Unit tests / Linux (nightly-6.0)	4m 57s
Unit tests / Unit tests / Windows (nightly-main)	3s
Unit tests / Unit tests / Linux (nightly-main)	5m 10s
	42m 37s

Provide feedback