Update docs site for version 2.20.1rc0 #238

	name: PR CI

	on:
	pull_request:
	branches: [main]

	jobs:
	CI:
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/checkout@v3

	- name: Setup Node
	uses: actions/setup-node@v3
	with:
	node-version: "18"
	- name: Get yarn cache
	id: yarn-cache
	run: echo "YARN_CACHE_DIR=$(yarn cache dir)" >> "${GITHUB_OUTPUT}"
	- name: Cache dependencies
	uses: actions/cache@v3
	with:
	path: ${{ steps.yarn-cache.outputs.YARN_CACHE_DIR }}
	key: ${{ runner.os }}-website-${{ hashFiles('**/yarn.lock') }}
	restore-keys: \|
	${{ runner.os }}-website-
	- name: Cache Docusaurus Build
	uses: actions/cache@v3
	with:
	path: node_modules/.cache/webpack
	key: docusaurus-${{ github.ref_name }}-${{ github.run_id }}
	restore-keys: \|
	docusaurus-${{ github.ref_name }}
	docusaurus-main

	- run: yarn install --frozen-lockfile
	- name: Check formatting
	run: npm run check-formatting

	- name: Compare synced & autogenerated docs
	run: \|
	scripts/ci-sensible-sync-and-autogen-changes.sh "${{ contains(github.event.pull_request.labels.*.name , 'automation:sync-docs') }}"

	- name: Build
	run: npm run build
	env:
	NODE_OPTIONS: --max-old-space-size=12288

	# As an interim step in lieu of https://github.com/pantsbuild/pantsbuild.org/issues/28, upload
	# the build result so someone can download and view it, without having to run the build
	# themselves. (The explicit zip step is workaround for
	# https://github.com/actions/upload-artifact/issues/333 )
	- name: Zip build
	run: zip -r site-build.zip build/

	- name: Upload build
	uses: actions/upload-artifact@v4
	with:
	name: "site-build"
	path: site-build.zip

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