Virtual Modules and Elm.Arg #189

	name: CI

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

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	build:
	# The type of runner that the job will run on
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3
	- name: Setup Node.js environment
	uses: actions/setup-node@v3

	# Re-use node_modules between runs until package-lock.json changes.
	- name: Cache node_modules
	id: internal-cache-node_modules
	uses: actions/cache@v2
	with:
	path: node_modules
	key: internal-node_modules-ubuntu-latest.x-${{ hashFiles('package-lock.json') }}

	# Re-use ~/.elm between runs until elm.json or review/elm.json changes.
	# The Elm compiler saves downloaded Elm packages to ~/.elm.
	- name: Cache ~/.elm
	uses: actions/cache@v2
	with:
	path: ~/.elm
	key: elm-${{ hashFiles('elm.json', 'review/elm.json') }}

	- name: Install npm dependencies
	if: steps.cache-node_modules.outputs.cache-hit != 'true'
	run: npm ci
	- run: npm test

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