Update dependency dev.vality:library-parent-pom to v2 #210

	name: build
	on:
	- pull_request

	env:
	PYTHON_VERSION: 3.x

	jobs:
	documentation:
	name: Build documentation
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	- name: Set up Python runtime
	uses: actions/setup-python@v1
	with:
	python-version: ${{ env.PYTHON_VERSION }}

	- name: Install Python dependencies
	run: \|
	pip install -r requirements.txt
	- name: Install theme
	run: \|
	pip install mkdocs-gitbook
	- name: Build documentation
	run: \|
	mkdocs build
	mkdocs --version

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