Upgrade modules used in github actions to latest supported version #42

	name: Verify changes

	on: [push, pull_request]

	jobs:
	lint:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	- name: Setup Node.js
	uses: actions/setup-node@v4
	with:
	node-version: 14.x
	- run: npm install
	- run: npm run test-lint

	tests:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	node-version: [10.x, 12.x, 14.x, 16.x]

	steps:
	- uses: actions/checkout@v4
	with:
	submodules: recursive
	- name: Setup Node.js
	uses: actions/setup-node@v4
	with:
	node-version: ${{ matrix.node-version }}
	- name: npm install and test
	run: \|
	npm install
	npm run test-unit

	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	- name: Setup Node.js
	uses: actions/setup-node@v4
	with:
	node-version: 14.x
	- name: npm install and build
	run: \|
	npm install
	npm run build
	- name: Store build-output for later
	uses: actions/upload-artifact@v4
	with:
	name: build-output
	path: \|
	mustache.js
	mustache.mjs

	tests-on-legacy:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	node-version: [0.10.x, 0.12.x, 4.x, 6.x, 8.x]

	needs: build
	steps:
	- uses: actions/checkout@v4
	with:
	submodules: recursive
	- name: Setup Node.js
	uses: actions/setup-node@v4
	with:
	node-version: ${{ matrix.node-version }}
	- name: Get build-output from build step
	uses: actions/download-artifact@v4
	with:
	name: build-output
	- name: npm install and test
	run: \|
	npm install mocha@3 chai@3
	npm run test-unit

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