Bump serve-static and express #22

	name: Lint
	on:
	push:
	branches:
	- master
	pull_request:
	jobs:
	lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2

	- uses: actions/setup-node@v2
	with:
	node-version: '12'

	- uses: actions/cache@v2
	id: cache
	with:
	path: ./node_modules
	key: modules-${{ hashFiles('package-lock.json') }}

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

	- name: Run linting
	run: npm run lint

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