Create npm workspace for E2E tests #14471

	name: Visual Regression Testing

	on:
	pull_request:
	branches:
	- main
	- develop
	- 'feature/**'
	# Only run if CSS/JS related files changed.
	paths:
	- '.github/workflows/visual-regression.yml'
	- 'assets/**'
	- '!assets//__tests__//*.js'
	- '!assets/*/test/.js'
	- '!assets/*/.test.js'
	- '**.stories.js'
	- 'tests/backstop/**'
	- '.storybook/**'
	- '**.scss'
	- '.nvmrc'
	- '**/package.json'
	- 'package-lock.json'
	- 'src/tests/backstop/config.js'
	- 'docker/backstopjs/Dockerfile'
	types:
	- opened
	- reopened
	- synchronize
	- ready_for_review

	concurrency:
	group: visual-regression-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	visual-regression:
	name: Run VR Tests
	runs-on: ubuntu-latest
	timeout-minutes: 30
	if: github.event.pull_request.draft == false
	steps:
	- uses: actions/checkout@v4
	- name: Setup Node.js (.nvmrc)
	uses: actions/setup-node@v4
	with:
	node-version-file: '.nvmrc'
	cache: 'npm'

	# nvm@7 is the minimum version required for npm workspace support.
	# This is needed to prevent js lint failures due to module resolution to the workspace packages.
	# This can be removed once our node base version comes with nvm@7 or greater.
	- name: Install npm Globally
	run: npm run install-global-npm

	- name: npm install
	run: npm ci
	- name: Run Backstopjs
	run: npm run test:visualtest
	- name: Upload artifacts
	uses: actions/upload-artifact@v4
	if: failure()
	with:
	name: vrt-report
	path: \|
	tests/backstop/html_report
	tests/backstop/reference
	tests/backstop/tests

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