Upgrade Node.js to v20 #93

# to view logs

	name: 'build-test'
	on: # rebuild any PRs and main branch changes
	pull_request:
	push:
	branches:
	- main
	- 'releases/*'

	jobs:
	build: # make sure build/ci work properly
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Install packages
	run: \|
	npm install
	- name: Rebuild
	run: \|
	npm run all
	- name: Ensure dist is updated
	run: \|
	git diff --exit-code
	test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- run: npm ci
	- run: npm test
	# make sure the action works on a clean machine without building
	smoketest:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: ./
	with:
	version: ^0.17
	token: ${{ secrets.GITHUB_TOKEN }}
	args: --check ./test
	smoketest_latest_version_provided:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: ./
	with:
	version: latest
	token: ${{ secrets.GITHUB_TOKEN }}
	args: --check ./test

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