test: replace deprecated regex test assertions in http trailers test #53544

	name: Test and upload documentation to artifacts

	on:
	pull_request:
	types: [opened, synchronize, reopened, ready_for_review]
	push:
	branches:
	- main
	- v[0-9]+.x-staging
	- v[0-9]+.x

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	env:
	NODE_VERSION: lts/*

	permissions:
	contents: read

	jobs:
	build-docs:
	if: github.event.pull_request.draft == false
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
	with:
	persist-credentials: false
	- name: Use Node.js ${{ env.NODE_VERSION }}
	uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
	with:
	node-version: ${{ env.NODE_VERSION }}
	- name: Environment Information
	run: npx envinfo
	- name: Build
	run: NODE=$(command -v node) make doc-only
	- uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v5.0.0
	with:
	name: docs
	path: out/doc
	- name: Test
	run: NODE=$(command -v node) make test-doc-ci TEST_CI_ARGS="-p actions --measure-flakiness 9"

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