protect sys.path manipulation with a mutex #7644

	name: pre-commit

	concurrency:
	group: ${{ github.workflow }}-${{ github.event.pull_request.id }}
	cancel-in-progress: true

	on:
	pull_request:
	branches: ['main']
	push:
	# Note even though this job is called "pre-commit" and runs "pre-commit", this job will run
	# also POST-commit on main also! In case there are mishandled merge conflicts / bad auto-resolves
	# when merging into main branch.
	branches: ['main']

	jobs:
	pre-commit:
	timeout-minutes: 30
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: ./.github/actions/setup_build_env
	with:
	# running vs. one version of Python is OK
	# i.e. ruff, black, etc.
	python-version: 3.11.5
	run-poetry-install: true
	create-venv-at-path: .venv
	# TODO pre-commit related stuff can be cached too (not a bottleneck yet)
	- run: \|
	poetry run uv pip install pre-commit
	poetry run pre-commit run --all-files
	env:
	SKIP: update-pyi-files

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