update workflow; #7

	name: Build and Publish to npm

	on:
	push:
	branches:
	- main

	jobs:
	build-and-test:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	node-version: ['14.x', '16.x', '20.4.0']
	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	- name: Setup Node.js
	uses: actions/setup-node@v2
	with:
	node-version: ${{ matrix.node-version }}

	- name: Install dependencies
	run: npm install

	- name: Build
	run: npm run build

	publish:
	needs: build-and-test
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	- name: Setup Node.js
	uses: actions/setup-node@v2
	with:
	node-version: '14.x'
	registry-url: 'https://registry.npmjs.org'

	- name: Extract version from package.json
	id: package_version
	run: echo "::set-output name=VERSION::$(node -p "require('./package.json').version")"

	- name: Check npm view
	run: \|
	VERSION=${{ steps.package_version.outputs.VERSION }}
	echo "Checking version $VERSION"
	npm view epsillajs@$VERSION

	- name: Check if version already published
	run: \|
	VERSION=${{ steps.package_version.outputs.VERSION }}
	if npm view epsillajs@$VERSION; then
	echo "Version $VERSION already exists on npm. Please update the version."
	exit 1
	fi

	- name: Bump version and push tag
	uses: mathieudutour/[email protected]
	with:
	github_token: ${{ secrets.PAT_TOKEN }}
	tag_prefix: "v"
	custom_tag: ${{ steps.package_version.outputs.VERSION }}
	dry_run: false

	- name: Publish to npm
	run: npm publish
	env:
	NODE_AUTH_TOKEN: ${{ secrets.NPM_ACCESS_TOKEN }}

Provide feedback