cibuildwheel/CI.md

This is a summary of the Python versions and platforms covered by the different CI platforms:

	3.7	3.8	3.9	3.10	3.11
Linux	AppVeyor¹ / Travis CI	Azure Pipelines / GitLab	CircleCI	Cirrus CI	GitHub Actions
macOS	AppVeyor¹ / Travis CI	Azure Pipelines	CircleCI	Cirrus CI	GitHub Actions
Windows	AppVeyor¹ / Travis CI	Azure Pipelines		Cirrus CI	GitHub Actions

¹ AppVeyor only runs the "basic" test to reduce load.

Non-x86 architectures are covered on Travis CI using Python 3.7.