Tox

add push32, mstore8, and add to exempt from coverage #27

Job	Run time
Lint markdown files with markdownlint	4s
Lint python sources with ruff	7s
Build html documentation with mkdocs	2m 30s
Run unit tests, ubuntu-latest, 3.10	6m 5s
Spellcheck sources with pyspelling	32s
Fill tests, deployed, ubuntu-latest, 3.11	5m 55s
Typecheck python sources with mypy	28s
Run unit tests, macos-latest, 3.11	4m 19s
Fill tests, deployed, macos-latest, 3.12	4m 46s
Run unit tests, ubuntu-latest, 3.12	5m 59s
	30m 45s

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