Bump postcss from 8.4.14 to 8.4.31 #244

	# This workflow will do a clean installation of node dependencies, cache/restore them, build the source code and run tests across different versions of node.
	# This workflow will be run whenever a new commit is pushed or when a PR is opened up.
	# Guide: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions

	name: Build and Run Tests

	on:
	# run this for every push (CI)
	push:
	# also run this for PR
	pull_request:

	jobs:
	build:

	runs-on: ubuntu-latest

	# run this job for every combination of given matrix variables
	strategy:
	matrix:
	node-version: [12.x, 14.x, 16.x]

	steps:

	# checkout our repo for the current commit
	- name: Check out repo
	uses: actions/checkout@v3

	# setup specified node version
	- name: Use Node.js ${{ matrix.node-version }}
	uses: actions/setup-node@v3
	with:
	node-version: ${{ matrix.node-version }}
	cache: 'yarn'

	- name: Install dependencies
	run: yarn install --frozen-lockfile # do a clean install of all of our dependencies

	# build our library to catch any build errors
	- name: Build!
	run: yarn run build

	# run all of our tests
	- name: Test!
	run: yarn test

Provide feedback