nu validator fixes #370

	on:
	- push
	jobs:
	pypi:
	defaults:
	run:
	shell: bash -el {0}
	strategy:
	matrix:
	python-version:
	- "3.10"
	runs-on: ubuntu-latest
	steps:
	- name: fetch all history and tags
	uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- name: Cache conda
	uses: actions/cache@v2
	env:
	# Increase this value to reset cache if etc/example-environment.yml has not changed
	CACHE_NUMBER: 0
	with:
	path: ~/conda_pkgs_dir
	key:
	${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-${{
	hashFiles('test-environment.yml') }}
	- uses: mamba-org/setup-micromamba@v1
	with:
	environment-file: test-environment.yml
	cache-environment: true
	- name: init playwright nbconvert-a11y
	run: \|
	playwright install --with-deps chromium
	pip install -e.
	doit copy
	- name: test with pytest
	run: \|
	pytest

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