Updates and additions to the changelog #957

	name: "Internal link checking"

	on: [pull_request]

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	check-internal-links:
	runs-on: ubuntu-latest
	steps:
	# Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
	- name: Check out repo
	uses: actions/checkout@v2
	# Node is required for npm
	- name: Set up Node
	uses: actions/setup-node@v2
	with:
	node-version: "18"
	- name: Pull & update submodules recursively
	run: \|
	git submodule update --init --recursive
	# Fail the build in PRs, but not for Netlify previews or production builds
	- name: Replace credentials
	run: \|
	sed -Ei 's/onBroken([A-Za-z]+): "warn"/onBroken\1: "throw"/g' docusaurus.config.js
	# Install and build Docusaurus website
	- name: Build Docusaurus website
	run: \|
	npm install
	npm run build

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