use ESM instead of CJS #504

	name: CI

	on:
	push:
	branches: [master]
	pull_request:

	permissions:
	contents: read

	jobs:
	lint:
	name: Lint
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Setup Node.js
	uses: actions/setup-node@v4
	with:
	node-version: lts/*
	cache: npm
	- name: Install dependencies
	run: npm ci
	- name: Run Linter
	run: npm run eslint
	- name: Run Formatter
	run: npm run prettier

	test:
	name: Test - ${{ matrix.node-version }}
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	node-version: [latest, lts/*, lts/-1]
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Setup Node.js (${{ matrix.node-version }})
	uses: actions/setup-node@v4
	with:
	node-version: ${{ matrix.node-version }}
	cache: npm
	- name: Install dependencies
	run: npm ci
	- name: Run tests
	run: npm test

	api:
	name: API & Doc Validation
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Setup Node.js
	uses: actions/setup-node@v4
	with:
	node-version: lts/*
	cache: npm
	- name: Install dependencies
	run: npm ci
	- name: Build
	run: npm run build
	- name: Extract API
	run: npm run api:extract
	- name: Generate docs
	run: npm run api:docs
	- name: Ensure API and doc changes have been committed
	run: \|
	git add --renormalize .
	if (( "$(git diff HEAD --ignore-space-at-eol --ignore-cr-at-eol \| wc -l)" != 0 )); then
	cat << EOF >> $GITHUB_STEP_SUMMARY
	### Detected uncommitted changes

	\`\`\`shell
	$(git diff HEAD)
	\`\`\`
	EOF
	git diff HEAD
	exit 1
	fi

Provide feedback