Merge pull request #1203 from andre-braga/capsule #67

	name: Book
	on:
	push:
	branches: [main]
	permissions:
	contents: write
	# Adapted from:
	# https://github.com/rust-lang/mdBook/wiki/Automated-Deployment%3A-GitHub-Actions#github-pages-deploy
	jobs:
	deploy:
	if: github.repository == 'rust-osdev/uefi-rs'
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Install mdbook
	run: \|
	mkdir mdbook
	curl -sSL https://github.com/rust-lang/mdBook/releases/download/v0.4.21/mdbook-v0.4.21-x86_64-unknown-linux-gnu.tar.gz \| tar -xz --directory=./mdbook
	echo `pwd`/mdbook >> $GITHUB_PATH
	- name: Deploy GitHub Pages
	run: \|
	cd book
	mdbook build
	git worktree add gh-pages gh-pages
	git config user.name "Deploy from CI"
	git config user.email ""
	cd gh-pages
	# Delete the ref to avoid keeping history.
	git update-ref -d refs/heads/gh-pages
	# Place the book under a "HEAD" directory so that we can later
	# add other versions (e.g. "stable" or "v0.17") without breaking
	# URLs.
	rm -rf HEAD
	mv ../book HEAD
	git add HEAD
	# Add an index in the root to redirect to HEAD. If we eventually
	# serve multiple versions, this can be changed to a real index.
	cp ../head_redirect.html index.html
	git add index.html
	# Commit and push.
	git commit -m "Deploy $GITHUB_SHA to gh-pages"
	git push --force

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