Add Knowledge Base link to navbar #3411

	# Contact the folks in #dev-ci for this one, it looks like it
	# is a partial copy of the CI checks from ClickHouse/ClickHouse

	---
	name: PullRequestCI

	env:
	# Force the stdout and stderr streams to be unbuffered
	PYTHONUNBUFFERED: 1

	on: # yamllint disable-line rule:truthy
	pull_request:
	types:
	- synchronize
	- reopened
	- opened
	branches-ignore:
	- 'new-nav'

	# Cancel the previous wf run in PRs.
	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	DocsCheck:
	runs-on: [self-hosted, func-tester-aarch64]
	steps:
	- name: Set envs
	run: \|
	cat >> "$GITHUB_ENV" << 'EOF'
	TEMP_PATH=${{runner.temp}}/docs_check
	REPO_COPY=${{runner.temp}}/docs_check/ClickHouse
	EOF
	- name: Clear repository
	run: \|
	sudo rm -rf "$GITHUB_WORKSPACE" && mkdir "$GITHUB_WORKSPACE"
	sudo rm -rf "$TEMP_PATH" && mkdir -p "$TEMP_PATH"
	- name: Check out repository code
	uses: actions/checkout@v4
	with:
	repository: "ClickHouse/ClickHouse"
	path: "ClickHouse"
	ref: "master"
	- name: Docs Check
	run: \|
	cp -r "$GITHUB_WORKSPACE/ClickHouse" "$TEMP_PATH"
	cd "$REPO_COPY/tests/ci"
	python3 docs_check.py --force --docs-branch "$GITHUB_REF"
	python3 finish_check.py
	- name: Cleanup
	if: always()
	run: \|
	docker kill "$(docker ps -q)" \|\|:
	docker rm -f "$(docker ps -a -q)" \|\|:
	sudo rm -fr "$TEMP_PATH"

Provide feedback