Improve error-handling as suggested #6033

Job	Run time
Shellcheck	4s
Dependency	6s
Cache identify	6s
Prepare	10s
Ruff check and force	10s
Check commit	19s
Run pytest using Python 3.13	18s
Run pytest using Python 3.14	18s
Run mypy	16s
Process test coverage	18s
Build and publish Python 🐍 distributions 📦 to TestPyPI	8s
Process test complexity	11s
	2m 24s

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