Create preview-docs.yml #1

	name: ci

	on:
	pull_request:
	branches:
	- main

	jobs:
	preview-docs:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Setup Node.js
	uses: actions/setup-node@v4
	with:
	node-version: "18"

	- name: Install Fern
	run: npm install -g fern-api

	- name: Generate Documentation Preview with Fern
	id: generate_docs
	env:
	FERN_TOKEN: ${{ secrets.FERN_TOKEN }}
	run: \|
	output=$(fern generate --docs --preview)
	echo "$output"
	echo "::set-output name=preview_url::$(echo "$output" \| grep -o 'https://fern-preview-[0-9a-z\-]*.docs.buildwithfern.com')"

	- name: Comment PR with URL using github-actions bot
	uses: actions/github-script@v4
	if: ${{ steps.generate_docs.outputs.preview_url }}
	with:
	script: \|
	const preview_url = '${{ steps.generate_docs.outputs.preview_url }}';
	const issue_number = context.issue.number;
	github.issues.createComment({
	...context.repo,
	issue_number: issue_number,
	body: `Published docs preview URL: ${preview_url}`
	})

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