Bump postcss from 8.4.14 to 8.4.31 #171

	name: Build docs from a pull request
	on:
	pull_request:
	paths:
	- attractions/**
	- docs/**
	- CHANGELOG.md
	- MIGRATION_GUIDE.md
	- package.json
	- pnpm-lock.yaml

	jobs:
	build-docs:
	name: Build docs
	runs-on: ubuntu-latest
	defaults:
	run:
	working-directory: docs
	steps:
	- name: Checkout 🛎️
	uses: actions/checkout@v2
	with:
	persist-credentials: false

	- name: Set up Node 14 📦
	uses: actions/setup-node@v2
	with:
	node-version: '14'

	- name: Cache pnpm modules 🗄
	uses: actions/cache@v2
	env:
	cache-name: cache-pnpm-modules
	with:
	path: ~/.pnpm-store
	key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ matrix.node-version }}-${{ hashFiles('**/pnpm-lock.yaml') }}
	restore-keys: \|
	${{ runner.os }}-build-${{ env.cache-name }}-${{ matrix.node-version }}-

	- name: Install pnpm 🧰
	uses: pnpm/action-setup@v2.0.1
	with:
	version: 6.14.2

	- name: Build docs 🔧
	env:
	SAPPER_APP_BASEPATH: attractions/${{ github.event.number }}
	run: \|
	pnpm install
	pnpm run export -- --basepath attractions/${{ github.event.number }}

	- name: Save the PR number 📩
	run: echo "${{ github.event.number }}" > ../pr_number.txt
	# The ".." is to go outside the docs directory

	- name: Upload the PR number 📤
	uses: actions/upload-artifact@v2
	with:
	name: pr_number
	path: pr_number.txt

	- name: Upload the built docs 📤
	uses: actions/upload-artifact@v2
	with:
	name: docs
	path: docs/__sapper__/export/attractions/${{ github.event.number }}/

Provide feedback