docs: update readme to use esm #77

	name: Build

	on:
	pull_request:
	push:
	branches:
	- main

	jobs:
	Test:
	name: Build
	runs-on: ubuntu-latest
	steps:
	- name: Get sources
	uses: actions/checkout@v1

	- name: Restore npm cache
	uses: actions/cache@v2
	with:
	path: ~/.npm
	key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
	restore-keys: \|
	${{ runner.os }}-node-
	- uses: actions/cache@v2
	with:
	path: node_modules
	key: ${{ runner.os }}-node-modules-${{ hashFiles('**/package-lock.json') }}
	restore-keys: \|
	${{ runner.os }}-node-modules-
	- name: Use Node.js 14
	uses: actions/setup-node@v2
	with:
	node-version: '14'

	- name: Install dependencies
	run: npm install

	- name: Test
	run: npm run test
	env:
	CI: true

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