Palm minor version upgrade and fixes #83

	name: Docs build

	on:
	pull_request:
	push:
	branches:
	- master

	jobs:
	tests:
	name: Docs build
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	python-version: ['3.8']
	os: ['ubuntu-20.04']

	steps:
	- uses: actions/checkout@v2
	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install system requirements
	run: sudo apt update && sudo apt install -y libxmlsec1-dev

	- name: Install pip
	run: python -m pip install -r requirements/pip.txt

	- name: Get pip cache dir
	id: pip-cache-dir
	run: echo "::set-output name=dir::$(pip cache dir)"

	- name: Cache pip dependencies
	id: cache-dependencies
	uses: actions/cache@v2
	with:
	path: ${{ steps.pip-cache-dir.outputs.dir }}
	key: ${{ runner.os }}-pip-${{ hashFiles('requirements/edx/development.txt') }}
	restore-keys: ${{ runner.os }}-pip-

	- name: Install python dependencies
	run: make dev-requirements

	- name: Install docs requirements
	run: pip install -r requirements/edx/doc.txt

	- name: Docs build
	run: make docs

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