use python3.9 for package update #183

	name: linting

	# Triggers the workflow on push for all branches
	on:
	push:
	paths-ignore:
	pyproject.toml

	jobs:
	lint:
	runs-on: ubuntu-latest
	steps:
	# Check out repo and set up Python
	- uses: actions/checkout@v3
	with:
	lfs: true

	# see https://stackoverflow.com/questions/57612428/cloning-private-github-repository-within-organisation-in-actions and https://docs.github.com/en/authentication/connecting-to-github-with-ssh/generating-a-new-ssh-key-and-adding-it-to-the-ssh-agent#generating-a-new-ssh-key
	- name: checkout test data
	run: \|
	eval `ssh-agent -s`
	ssh-add - <<< '${{ secrets.TEST_DATA_ACCESS_KEY }}'
	git submodule sync --recursive
	git submodule update --init --recursive

	# Use cached python and dependencies, install poetry
	- name: "Setup Python, Poetry and Dependencies"
	uses: packetcoders/action-setup-cache-python-poetry@main
	with:
	python-version: 3.8
	poetry-version: 1.8.4

	# Linting steps, execute all linters even if one fails
	- name: ruff
	run:
	poetry run ruff specsanalyzer specsscan tests
	- name: ruff formatting
	if: ${{ always() }}
	run:
	poetry run ruff format --check specsanalyzer specsscan tests
	- name: mypy
	if: ${{ always() }}
	run:
	poetry run mypy specsanalyzer specsscan tests
	- name: spellcheck
	if: ${{ always() }}
	uses: streetsidesoftware/cspell-action@v6
	with:
	check_dot_files: false
	incremental_files_only: false
	config: './cspell.json'

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