Tox

wip #34

Job	Run time
Lint python sources with ruff	10s
Build html documentation with mkdocs	2m 56s
Lint markdown files with markdownlint	6s
Run unit tests, ubuntu-latest, 3.10	6m 59s
Fill tests, deployed, ubuntu-latest, 3.11	6m 8s
Spellcheck sources with pyspelling	3m 29s
Typecheck python sources with mypy	27s
Fill tests, deployed, macos-latest, 3.12	5m 2s
Run unit tests, macos-latest, 3.11	7m 6s
Run unit tests, ubuntu-latest, 3.12	6m 41s
	39m 4s

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