Rework env variables, ingest generated key #2297

Job	Run time
Cache identify	5s
Dependency	5s
Shellcheck	4s
Prepare	6s
Ruff check and force	8s
Check commit	42s
Run pytest using Python 3.13	1m 22s
Process test coverage	18s
Run mypy	0s
Build and publish Python 🐍 distributions 📦 to TestPyPI	7s
Process test complexity	10s
	3m 7s

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