Add inheritance of prepare to maintain cache #2273

Job	Run time
Dependency	4s
Shellcheck	6s
Prepare	9s
Ruff check and force	10s
Check commit	43s
Create pytest cache for Python 3.13	6s
Run pytest using Python 3.13	7s
Run mypy	0s
Process test coverage	0s
Build and publish Python 🐍 distributions 📦 to TestPyPI	0s
Process test complexity	-1s
	1m 24s

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