Update cancellations_and_makeups.md #723

	name: check, build, deploy docs.carpentries.org

	on:
	push:
	branches: main
	pull_request:

	jobs:
	build-deploy-docs:
	runs-on: ubuntu-20.04

	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	- name: Set up Python 3.8
	uses: actions/setup-python@v2
	with:
	python-version: 3.8

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements.txt

	- name: Build site
	run: \|
	make html

	- name: Deploy
	uses: jakejarvis/s3-sync-action@master
	if: github.ref == 'refs/heads/main'
	with:
	args: --acl public-read --follow-symlinks --delete
	env:
	AWS_S3_BUCKET: 'docs.carpentries.org'
	AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
	AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
	SOURCE_DIR: '_build/html'

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