[Docs Site] Make per-product 404 pages and link to SERP/llms.txt #56400

	name: CI

	on:
	pull_request:
	branches:
	- production

	concurrency:
	group: ${{ github.workflow }}-${{ github.event.pull_request.number \|\| github.ref }}
	cancel-in-progress: true

	jobs:
	compile:
	name: Compiles
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 1
	- uses: actions/setup-node@v4
	with:
	node-version: 22
	cache: "npm"
	- uses: actions/cache/restore@v4
	with:
	path: \|
	node_modules/.astro/assets
	key: static

	- run: npm ci

	- run: npx tsx bin/post-codeowners-comment/index.ts
	continue-on-error: true
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

	- run: npm run check

	- uses: reviewdog/action-eslint@v1
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	reporter: github-pr-review
	fail_level: error
	filter_mode: nofilter

	- run: npm run format:core:check
	## TODO: content formatting checks
	- run: npm run build
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	NODE_OPTIONS: "--max-old-space-size=4192"
	RUN_LINK_CHECK: true

	- run: npm run check:worker

	- uses: actions/cache/save@v4
	with:
	path: \|
	node_modules/.astro/assets
	key: static

	- name: Check - Validate redirects (infinite loops, sources with fragment)
	run: npx tsm bin/validate-redirects.ts

	- name: Tests
	run: npm run test

	- name: Post PR CI failure comment
	if: always()
	continue-on-error: true
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: npx tsx bin/post-pr-ci-failure-comment/index.ts

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