reduce test concurrency (#4762) #1

	name: Tests

	on:
	push:
	branches:
	- main
	pull_request:
	# This is the default list, but I don't know how to YAML an empty pull_request:
	types: [opened, reopened, synchronize]

	permissions:
	contents: read

	jobs:
	lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- uses: actions/setup-node@v3
	with:
	node-version: 21
	cache: 'npm'
	cache-dependency-path: package-lock.json

	- name: NPM install
	run: npm ci

	- name: Lint
	run: npm run lint

	- name: Check formatting
	run: npm run format:check

	tests-local:
	runs-on: ubuntu-latest
	env:
	WIREIT_LOGGER: quiet-ci
	WIREIT_PARALLEL: 1

	steps:
	- uses: actions/checkout@v3

	- uses: actions/setup-node@v3
	with:
	node-version: 21
	cache: 'npm'
	cache-dependency-path: package-lock.json

	# - uses: google/wireit@setup-github-actions-caching/v2

	- name: Install playwright deps
	run: npx playwright install-deps

	- name: NPM install
	run: npm ci

	- name: Build
	run: npm run build

	- name: Test
	env:
	BROWSERS: preset:local
	CONCURRENT_BROWSERS: 3
	run: npm run test

	windows-tools:
	runs-on: windows-latest
	env:
	WIREIT_LOGGER: quiet-ci
	WIREIT_PARALLEL: 1

	steps:
	- uses: actions/checkout@v3

	- uses: actions/setup-node@v3
	with:
	node-version: 21
	cache: 'npm'
	cache-dependency-path: package-lock.json

	# - uses: google/wireit@setup-github-actions-caching/v2

	- name: NPM install
	run: npm ci

	- name: Test
	env:
	RUN_BROWSER_TESTS: false
	run: npm run test:windows

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