improve documentation on JS runtimes #131

	name: Link Checker for Pull requests
	on: pull_request
	jobs:
	changedFiles:
	runs-on: ubuntu-latest
	outputs:
	files: ${{ steps.changed-markdown-files.outputs.all_changed_files }}
	steps:
	- uses: actions/checkout@v4
	- name: Get changed markdown files
	id: changed-markdown-files
	uses: tj-actions/changed-files@v45
	with:
	# Avoid using single or double quotes for multiline patterns
	files: \|
	**.md
	matrix: true

	linkChecker:
	runs-on: ubuntu-latest
	needs: changedFiles
	if: ${{ needs.changedFiles.outputs.files != '' && toJSON(fromJSON(needs.changedFiles.outputs.files)) != '[]' }}
	strategy:
	matrix:
	file: ${{ fromJSON(needs.changedFiles.outputs.files) }}
	fail-fast: false
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 2
	- name: download Lychee
	run: \|
	wget https://github.com/lycheeverse/lychee/releases/download/nightly/lychee-x86_64-unknown-linux-gnu.tar.gz
	tar xzf lychee-x86_64-unknown-linux-gnu.tar.gz
	- name: Check all this file's additions for broken links
	run: \|
	export base_sha=$(git rev-parse ${{ github.sha }}^)
	git diff -U0 ${base_sha} ${{ github.event.pull_request.head.sha }} -- ${{ matrix.file }} \| grep -v "+++" \| grep "^+" \| cut -c 2- \| ./lychee -

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