link to the rustlings lifetimes fixed #33

	name: Deploy
	on:
	push:
	branches:
	- main

	jobs:
	deploy:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- uses: actions-rs/toolchain@v1
	with:
	toolchain: stable
	- uses: actions/cache@v3
	with:
	path: \|
	~/.cargo/bin/
	~/.cargo/registry/index/
	~/.cargo/registry/cache/
	~/.cargo/git/db/
	target/
	key: mdbook-${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
	- name: Install mdbook
	run: \|
	which mdbook \|\| cargo install mdbook
	which mdbook-keeper \|\| cargo install mdbook-keeper
	which mdbook-cmdrun \|\| cargo install mdbook-cmdrun
	which mdbook-footnote \|\| cargo install mdbook-footnote
	- name: Deploy GitHub Pages
	run: \|
	# This assumes your book is in the root of your repository.
	# Just add a `cd` here if you need to change to another directory.
	cd book
	mdbook build
	git worktree add 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
	rm -rf *
	mv ../book/* .
	git add .
	git commit -m "Deploy $GITHUB_SHA to gh-pages"
	git push --force --set-upstream origin gh-pages

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