Convert to monorepo with Yarn 4 #4

	name: CI

	on: [push, pull_request]

	jobs:
	changes:
	name: Check for changes
	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Filter packages
	uses: dorny/paths-filter@v3
	id: filter
	with:
	filters: \|
	packages:
	- 'packages/*'

	test:
	name: Test
	runs-on: ubuntu-latest
	strategy:
	matrix:
	node: ['20.x']

	steps:
	- name: Check out repo
	uses: actions/checkout@v4
	with:
	ref: ${{ github.event.pull_request.head.sha }}

	- name: Use Node.js ${{ matrix.node }}
	uses: actions/setup-node@v4
	with:
	node-version: ${{ matrix.node }}
	cache: 'yarn'

	- name: Install dependencies
	run: yarn install

	# - name: Download Artifacts
	# uses: actions/download-artifact@v4
	# with:
	# name: ${{ needs.changes.outputs.packages }}
	# path: ${{ needs.changes.outputs.packages }}

	# - run: ls -lah

	# - name: Install build artifact
	# run: yarn workspace ${{ needs.changes.outputs.packages }} add $(pwd)/package.tgz

	- name: Run tests, against dist
	run: yarn test

	build:
	name: Build
	runs-on: ubuntu-latest
	strategy:
	matrix:
	node: ['20.x']
	steps:
	- name: Check out repo
	uses: actions/checkout@v4
	with:
	ref: ${{ github.event.pull_request.head.sha }}

	- name: Use Node.js ${{ matrix.node }}
	uses: actions/setup-node@v4

	- name: Build
	run: yarn build

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