add first nx plugin && first nx executor #311

	# ref: https://help.github.com/en/actions/language-and-framework-guides/publishing-nodejs-packages
	# name: Node.js Package
	# on: [push]
	# defaults:
	# run:
	# working-directory: ./trying-multiple-config-angular/multiple-config
	# jobs:
	# build:
	# runs-on: ubuntu-latest
	# steps:
	# - uses: actions/checkout@v2
	# Setup .npmrc file to publish to npm
	# - uses: actions/setup-node@v1
	# with:
	# node-version: '12.x'
	# registry-url: 'https://registry.npmjs.org'
	# - run: npm install
	# - run: npm publish
	# env:
	# NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

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