install poetry with pip #11

	name: Build documentation
	on:
	push:
	branches:
	- main
	permissions:
	contents: write
	jobs:
	deploy:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Setup Python
	uses: actions/setup-python@v5
	with:
	# Issue ref: https://github.com/actions/setup-python/issues/436
	# cache: "pip"
	cache-dependency-path: pyproject.toml
	python-version-file: pyproject.toml

	- uses: actions/cache@v2
	with:
	key: ${{ github.ref }}
	path: .cache

	- run: pip install mkdocs-material mkdocstrings[python]

	- run: mkdocs gh-deploy --force

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