ci[minor]: Add GitHub action to check broken links #8

	name: Check Docs & Links

	on:
	push:
	branches: ["main"]
	pull_request:
	paths:
	- '**.ipynb'
	schedule:
	- cron: "0 5 * * *"
	workflow_dispatch:

	env:
	POETRY_VERSION: "1.7.1"

	jobs:
	markdown-link-check:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Check links in Markdown files
	uses: gaurav-nelson/github-action-markdown-link-check@v1
	with:
	folder-path: "examples/,docs/"
	check-modified-files-only: ${{ github.event_name != 'schedule' }}
	file-path: "./README.md"
	config-file: "./.markdown-link-check.config.json"

	notebook-link-check:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Set up Node.js
	uses: actions/setup-node@v3
	with:
	node-version: '16.x'
	cache: 'yarn'

	- name: Install dependencies
	run: \|
	yarn install --frozen-lockfile

	- name: Check links in notebooks
	env:
	LANGCHAIN_API_KEY: test
	run: \|
	echo "Fetching changes from origin/main..."
	git fetch origin main
	echo "Checking for changed notebook files..."
	CHANGED_FILES=$(git diff --name-only --diff-filter=d origin/main \| grep '\.ipynb$' \|\| true)
	echo "Changed files: ${CHANGED_FILES}"
	if [ -n "${CHANGED_FILES}" ]; then
	echo "Running link check on changed notebook files..."
	yarn add pytest
	yarn run pytest -v --check-links-ignore "https://(api\|web)\.smith\.langchain\.com/." --check-links-ignore "https://x.com/." --check-links ${CHANGED_FILES} \|\| ([ $? = 5 ] && exit 0 \|\| exit $?)
	else
	echo "No notebook files changed."
	fi

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