WIP: Add full example in the `config` module. #552

Job	Run time
Build distribution packages	21s
Test documentation website generation	0s
Cross-arch tests with nox (arm64, ubuntu-20.04, 3.11, pytest_min)	13m 58s
Test with nox (ubuntu-20.04, 3.11, ci_checks_max)	2m 13s
Cross-arch tests with nox (arm64, ubuntu-20.04, 3.11, pytest_max)	14m 6s
Test with nox (ubuntu-20.04, 3.11, pytest_min)	2m 12s
Cross-arch tests with nox (arm64, ubuntu-20.04, 3.12, pytest_min)	13m 21s
Test with nox (ubuntu-20.04, 3.12, ci_checks_max)	2m 16s
Cross-arch tests with nox (arm64, ubuntu-20.04, 3.12, pytest_max)	14m 33s
Test with nox (ubuntu-20.04, 3.12, pytest_min)	2m 15s
Test package installation in different architectures (ubuntu-20.04, 3.11)	2m 52s
Test package installation in different architectures (ubuntu-20.04, 3.12)	2m 44s
Test with nox	1s
Test package installation in different architectures	1s
Cross-arch tests with nox	1s
Publish documentation website to GitHub pages	0s
Create GitHub release	0s
Publish packages to PyPI	0s
	1h 10m 54s

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