chore: add publish engine actions #3

	name: Update and Publish Docs

	on:
	push:
	# branches:
	# - 'release/[0-9]+.[0-9]+.[0-9]+-beta'
	# paths:
	# - 'packages/**'

	jobs:
	publish-engine:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Setup Node.js
	uses: actions/setup-node@v2
	with:
	node-version: '14'
	registry-url: 'https://registry.npmjs.org'
	- run: npm install && npm run setup
	- run: \|
	npm run build
	git config --local user.email "[email protected]"
	git config --local user.name "GitHub Action"
	- run: npm run pub:prerelease
	env:
	NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
	- name: Get version
	id: get_version
	run: echo "::set-output name=version::$(node -p "require('./docs/package.json').version")"

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