Add Node LTS dev version/update CONTRIBUTING.md #201

	name: Cross-browser tests

	# Our Sauce Labs account only allows 5 tests to run at a time.
	concurrency: saucelabs

	# Run for pull requests, or after changes to main branch, but not for any old
	# branch, to limit number of workflows contending for Sauce Labs access.
	on:
	push:
	branches:
	- main
	pull_request:


	jobs:
	test-saucelabs:
	name: Build & test (with Sauce Labs)
	runs-on: ubuntu-latest
	timeout-minutes: 15

	# Only run tests using Sauce Labs if PR was not raised from a fork.
	if: ${{ github.event.pull_request.head.repo.full_name == github.repository }}

	steps:
	- uses: actions/checkout@v2

	- name: Read node version from .nvmrc
	id: nvm
	run: echo "##[set-output name=NVMRC;]$(cat .nvmrc)"

	- name: "Setup Node v${{ steps.nvm.outputs.NVMRC }}"
	uses: actions/setup-node@v2
	with:
	node-version: "${{ steps.nvm.outputs.NVMRC }}"
	cache: 'npm'

	- name: Install dependencies
	run: npm ci

	- name: Build
	run: npm run build

	- name: "Run cross-browser tests (using Sauce Labs)"
	run: npm run wdio:test
	env:
	SAUCE_ENABLED: "true"
	SAUCE_BUILD_NUMBER: "${{ github.run_id }}"
	SAUCE_USERNAME: "${{ secrets.SAUCE_USERNAME }}"
	SAUCE_ACCESS_KEY: "${{ secrets.SAUCE_ACCESS_KEY }}"

Provide feedback