Add basic CI workflow on GitHub Actions #2

	name: Continuous Integration

	on:
	pull_request: {}
	# push:
	# branches:
	# - main
	push: {} # Just for now testing on a fork; should ultimately only be on pushes to main.

	jobs:
	lint:
	name: Lint Code
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Install Node.js
	uses: actions/setup-node@v4
	with:
	node-version: 20
	cache: npm

	- name: Install dependencies
	run: npm install

	- name: JSHint
	run: node_modules/.bin/grunt jshint

	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- name: Install Node.js
	uses: actions/setup-node@v4
	with:
	node-version: 20
	cache: npm

	- name: Install dependencies
	run: npm install

	- name: Build
	run: node_modules/.bin/grunt concat uglify

	node-tests:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	node_version: [8, 10, 12, 14, 16, 18, 20]

	steps:
	- uses: actions/checkout@v4

	- name: Install Node.js
	uses: actions/setup-node@v4
	with:
	node-version: ${{ matrix.node_version }}
	cache: npm

	- name: Install dependencies
	run: npm install

	- name: Unit Tests
	run: node_modules/.bin/grunt jasmine_node

	browser-tests:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- name: Install Node.js
	uses: actions/setup-node@v4
	with:
	node-version: 20
	cache: npm

	- name: Install dependencies
	run: npm install

	- name: Unit Tests
	run: node_modules/.bin/grunt test

	types:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- name: Install Node.js
	uses: actions/setup-node@v4
	with:
	node-version: 20
	cache: npm

	- name: Install dependencies
	run: npm install

	- name: Typescript Tests
	run: npm run test-types

Provide feedback