docs: layout the new optd book (#270) #174

	name: mdbook gh pages

	on:
	push:
	branches:
	- main
	workflow_dispatch:

	# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
	permissions:
	contents: read
	pages: write
	id-token: write

	# Allow only one concurrent deployment, skipping runs queued between the run in-progress and latest queued.
	# However, do NOT cancel in-progress runs as we want to allow these production deployments to complete.
	concurrency:
	group: "pages"
	cancel-in-progress: false

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: setup mdbook
	uses: peaceiris/actions-mdbook@v1
	with:
	mdbook-version: 'latest'
	- run: cd docs && mdbook build
	- name: upload dist
	uses: actions/upload-pages-artifact@v3
	with:
	path: docs/book/
	deploy:
	runs-on: ubuntu-latest
	# Add a dependency to the build job
	needs: build
	# Deploy to the github-pages environment
	environment:
	name: github-pages
	url: ${{ steps.deployment.outputs.page_url }}
	steps:
	- name: deploy to gh pages
	id: deployment
	uses: actions/deploy-pages@v4

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