chore: switch from circle ci to github actions #4

	name: Run unit tests

	on:
	push:
	branches:
	- master
	- release
	- 'spring*'
	- 'summer*'
	- 'winter*'
	pull_request:
	branches:
	- master
	- release
	- 'spring*'
	- 'summer*'
	- 'winter*'

	env:
	PUPPETEER_SKIP_DOWNLOAD: "true" # only needed for @best/runner-local, unused here

	jobs:
	run-unit-tests:
	runs-on: ubuntu-22.04
	steps:
	- name: Checkout repository
	uses: actions/checkout@v3

	- name: Setup Node
	uses: actions/setup-node@v3
	with:
	node-version: "18.18.0"
	cache: 'yarn'

	- name: Install dependencies
	run: yarn install --frozen-lockfile

	- name: Check missing file headers
	run: node ./scripts/tasks/check-license-headers.js
	- name: Check package.json integrity
	run: node ./scripts/tasks/check-and-rewrite-package-json.js --test
	- name: Verify @lwc/shared is tree-shakable
	run: node ./scripts/tasks/verify-treeshakable.js ./packages/@lwc/shared/dist/index.js
	- name: Verify that dependencies are declared
	run: node ./scripts/tasks/check-imports-are-declared-dependencies.js
	- name: Check formatting
	run: yarn prettier --check '{packages,scripts}/*/.{js,ts,json,md}'
	- name: Run linter
	run: yarn lint
	- name: Check the size of the LWC bundle
	run: yarn bundlesize
	- name: Run Jest tests
	run: yarn test:ci
	- name: Run benchmark smoke tests
	run: BENCHMARK_SMOKE_TEST=1 yarn test:performance

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