Update versions #26

	name: YAMLLint

	on:
	pull_request:
	paths:
	- '**.yaml'
	- '**.yml'

	jobs:
	lint:
	runs-on: ubuntu-latest

	steps:
	- name: Check out repository
	uses: actions/checkout@v3

	- name: Read Python version from .python-version
	run: echo "python_version=$(cat .python-version)" >> "$GITHUB_ENV"

	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ env.python_version }}

	- name: Install yamllint
	run: \|
	python -m pip install --upgrade pip
	grep yamllint requirements.txt \| xargs -n 1 pip install

	- name: Lint YAML files
	run: \|
	git fetch --no-tags --prune --depth=1 origin +refs/heads/:refs/remotes/origin/
	git ls-files --exclude-standard --cached --others -- '.yaml' '.yml' \| xargs yamllint

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