Add problems with skipped headings to README #217

	name: Unit Tests

	on:
	push: ~
	schedule:
	- cron: '0 0 * * 1'

	jobs:
	tests:
	name: Jekyll ${{ matrix.jekyll-versions }} on ubuntu-latest
	runs-on: ubuntu-latest
	env:
	NOKOGIRI_USE_SYSTEM_LIBRARIES: true
	strategy:
	fail-fast: false
	matrix:
	jekyll-versions:
	- "3.5.0"
	- "3.6.0"
	- "3.7.0"
	- "3.8.0"
	- "4.0.0"
	- "4.1.0"
	- "(GitHub Pages)"

	steps:
	- name: Checkout
	uses: actions/checkout@v3
	with:
	submodules: true

	- uses: ruby/setup-ruby@v1
	with:
	ruby-version: '2.7'

	- uses: actions/setup-python@v2
	with:
	python-version: '3.8'

	- name: Install bundler
	run: gem install bundler

	- name: Configure Jekyll
	if: matrix.jekyll-versions != '(GitHub Pages)'
	run: \|
	bundle add jekyll --version="~>${{ matrix.jekyll-versions }}"

	- name: Configure Jekyll for GitHub Pages
	if: matrix.jekyll-versions == '(GitHub Pages)'
	run: \|
	sudo apt install -y libxslt-dev
	gem install pkg-config
	bundle add github-pages

	- name: Run unit tests
	run: \|
	bundle exec jekyll --version
	bundle exec jekyll build
	python plutils/pltest.py

	on_complete:
	name: Notify IRC on Completion
	runs-on: ubuntu-latest
	needs: tests
	if: always()

	steps:
	- name: Send IRC notification
	uses: allejo/supybot-notification-action@v1
	with:
	status: ${{ needs.tests.result }}
	hostname: ${{ secrets.SUPYBOT_HOSTNAME }}
	credentials: ${{ secrets.SUPYBOT_PASSWORD }}
	channel: '#sujevo-dev'
	default_message: true

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