async fn in topics #14

	# Sample workflow for building and deploying a mdBook site to GitHub Pages
	#
	# To get started with mdBook see: https://rust-lang.github.io/mdBook/index.html
	#
	name: Deploy mdBook site to Pages

	on:
	# Runs on pushes targeting the default branch
	push:
	branches: ["latest"]

	# Allows you to run this workflow manually from the Actions tab
	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 job
	build:
	runs-on: ubuntu-latest
	env:
	MDBOOK_VERSION: 0.4.21
	steps:
	- uses: actions/checkout@v3
	- name: Install Rust
	run: rustup update stable && rustup default stable
	- name: Install mdbook
	uses: taiki-e/install-action@mdbook
	- name: Install mdbook-linkcheck
	uses: taiki-e/install-action@mdbook-linkcheck
	- name: Setup Pages
	id: pages
	uses: actions/configure-pages@v3
	- name: Build with mdBook
	run: mdbook build
	- name: Upload artifact
	uses: actions/upload-pages-artifact@v2
	with:
	path: ./book

	# Deployment job
	deploy:
	environment:
	name: github-pages
	url: ${{ steps.deployment.outputs.page_url }}
	runs-on: ubuntu-latest
	needs: build
	steps:
	- name: Deploy to GitHub Pages
	id: deployment
	uses: actions/deploy-pages@v2

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