Add regular expression feature #84

	# This is a basic workflow to help you get started with Actions

	name: CI

	# Controls when the workflow will run
	on:
	# Triggers the workflow on push or pull request events but only for the main branch
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	# This workflow contains a single job called "lint-and-test"
	lint-and-test:
	# The type of runner that the job will run on
	runs-on: ubuntu-latest

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	# Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
	- uses: actions/checkout@v2

	# Set up dependencies
	- name: Set up nodejs
	uses: actions/setup-node@v2
	with:
	node-version: '18'
	- name: Install dependencies
	run: npm ci

	# Lint and test
	- name: Lint
	run: npm run lint

	- name: Test
	run: npm run test

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