Bump to a8 #6073

Job	Run time
Shellcheck	4s
Dependency	6s
Cache identify	5s
Prepare	1m 8s
Ruff check and force	7s
Check commit	23s
Run pytest using Python 3.14	19s
Run pytest using Python 3.13	1m 18s
Run mypy	17s
Process test coverage	12s
Process test complexity	8s
Build and publish Python 🐍 distributions 📦 to TestPyPI	15s
	4m 22s

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