build: add build script and add lerna #119

	name: CI

	on:
	push:
	branches:
	- main
	pull_request:

	permissions:
	actions: read
	contents: read

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Use Node.js 20.x
	uses: actions/setup-node@v4
	with:
	node-version: '20.x'
	cache: 'yarn'
	- name: Install dependencies
	run: yarn install
	- name: Run build
	run: yarn build

	format:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Use Node.js 20.x
	uses: actions/setup-node@v4
	with:
	node-version: '20.x'
	cache: 'yarn'
	- name: Install dependencies
	run: yarn install
	- name: Check formatting of project files (staged)
	if: ${{ github.event_name == 'pull_request' }}
	run: yarn format:diff
	- name: Check formatting of project files (non-staged)
	if: ${{ github.event_name != 'pull_request' }}
	run: yarn format

	lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Use Node.js 20.x
	uses: actions/setup-node@v4
	with:
	node-version: '20.x'
	cache: 'yarn'
	- name: Install dependencies
	run: yarn install
	- name: Lint
	run: yarn lint && yarn lint:styles

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