Add Markdown PyCon and MkDocs Pygments #378

	name: CI
	on:
	push:
	pull_request:
	schedule:
	- cron: '0 6 * * 6'
	jobs:
	CI:
	runs-on: ubuntu-latest
	steps:
	- name: Download source
	uses: actions/checkout@v3
	- name: Install Python
	uses: actions/setup-python@v4
	with:
	python-version: '3.11'
	cache: 'pip'
	cache-dependency-path: 'projects.yaml'
	- name: Install dependencies
	run: pip install -U pip wheel pyyaml
	- name: Check projects
	run: python check_projects.py

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