v16.9.0 release notes #642

Job	Run time
Build sdist and wheels	12s
Test macOS (macos-latest, 3.10)	7m 29s
Test Windows (windows-latest, 3.10)	7m 51s
Test macOS (macos-latest, 3.11)	5m 49s
Test ubuntu-22.04 with Python 3.10	5m 9s
Test Windows (windows-latest, 3.11)	8m 0s
Test macOS (macos-latest, 3.12)	5m 20s
Test ubuntu-22.04 with Python 3.11	5m 1s
Test Windows (windows-latest, 3.12)	8m 24s
Test macOS (macos-latest, 3.13)	7m 24s
Test Windows (windows-latest, 3.13)	7m 47s
Test ubuntu-22.04 with Python 3.12	5m 56s
Test macOS (macos-13, 3.10)	9m 1s
Test ubuntu-22.04 with Python 3.13	5m 9s
Test macOS (macos-13, 3.11)	7m 41s
Test ubuntu-24.04 with Python 3.10	5m 0s
Test macOS (macos-13, 3.12)	8m 35s
Test macOS (macos-13, 3.13)	11m 32s
Test ubuntu-24.04 with Python 3.11	4m 44s
Test ubuntu-24.04 with Python 3.12	5m 40s
Test ubuntu-24.04 with Python 3.13	4m 49s
Test ubuntu-24.04 with Python pypy3.10	10m 24s
Build Ubuntu-based Docker image	29m 5s
Build Alpine-based Docker images	2m 10s
Deploy artifacts to PyPI	0s
Create GitHub release	0s
	2h 58m 12s

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