Update intro_slides.md fixed dates #13

	name: Build & Publish Presentation PDF with reveal-md

	on:
	push:
	paths:
	- 'intro_slides.md'

	jobs:
	release:
	name: Build & Publish
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2

	- name: Install dependencies & Build Presentation
	run: sudo npm install -g reveal-md
	# run: sudo npm install -g reveal-md puppeteer --unsafe-perm
	# - name: Build presentation pdf slides
	# run: DEBUG=reveal-md reveal-md intro_slides.md --print intro_slides.pdf
	# - name: Publish pdf slides
	# run: \|
	# git config user.name github-actions
	# git config user.email [email protected]
	# git add .
	# git commit -m "rebuilt slide pdf"
	# git push
	- name: Build presentation slides HTML
	run: DEBUG=reveal-md reveal-md intro_slides.md --static intro_slides
	# Push the site's HTML to github-pages
	- name: GitHub Pages action
	uses: peaceiris/[email protected]
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	publish_dir: ./intro_slides

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