replaced main with master in CI #2

	name: documentation

	on:
	push:
	branches:
	- master
	pull_request:
	branches:
	- master

	jobs:
	build-documentation:
	name: Build documentation
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python 3.9
	uses: actions/setup-python@v3
	with:
	python-version: 3.9
	- name: Python info
	shell: bash -e {0}
	run: \|
	which python
	python --version
	- name: Upgrade pip and install dependencies
	run: \|
	python -m pip install --upgrade pip setuptools
	python -m pip install .[dev,publishing]
	- name: Install pandoc using apt
	run: sudo apt install pandoc
	- name: Build documentation
	run: make coverage doctest html
	working-directory: docs

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