Bump node in github actions. #16

	# This file was created automatically with `myst init --gh-pages` 🪄 💚

	name: MyST GitHub Pages Deploy
	on:
	workflow_dispatch:
	push:
	# Runs on pushes targeting the default branch
	branches: [main]
	env:
	# `BASE_URL` determines the website is served from, including CSS & JS assets
	# You may need to change this to `BASE_URL: ''`
	BASE_URL: /${{ github.event.repository.name }}

	# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
	permissions:
	contents: read
	pages: write
	id-token: write
	# Allow only one concurrent deployment, skipping runs queued between the run in-progress and latest queued.
	# However, do NOT cancel in-progress runs as we want to allow these production deployments to complete.
	concurrency:
	group: 'pages'
	cancel-in-progress: false
	jobs:
	deploy:
	environment:
	name: github-pages
	url: ${{ steps.deployment.outputs.page_url }}
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Setup Pages
	uses: actions/configure-pages@v3
	- uses: actions/setup-node@v4
	with:
	node-version: 20.x
	- name: Install MyST Markdown
	run: npm install -g mystmd
	- name: Build HTML Assets
	run: myst build --html
	- name: Upload artifact
	uses: actions/upload-pages-artifact@v1
	with:
	path: './_build/html'
	- name: Deploy to GitHub Pages
	id: deployment
	uses: actions/deploy-pages@v2

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