Fix and update CI #18

	name: CI

	on:
	push:
	pull_request:

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable

	- name: Install Python dependencies
	run: \|
	pip3 install --user python-dateutil linkchecker
	- name: Put pip binary directory into path
	run: echo "~/.local/bin" >> $GITHUB_PATH

	- name: Cache Cargo installed binaries
	uses: actions/cache@v4
	id: cache-cargo
	with:
	path: ~/cargo-bin
	key: cache-cargo
	- name: Install mdbook
	if: steps.cache-cargo.outputs.cache-hit != 'true'
	run: cargo install mdbook
	- name: Copy mdbook to cache directory
	if: steps.cache-cargo.outputs.cache-hit != 'true'
	run: \|
	mkdir ~/cargo-bin
	cp ~/.cargo/bin/mdbook ~/cargo-bin
	- name: Put new cargo binary directory into path
	run: echo "~/cargo-bin" >> $GITHUB_PATH

	- name: Build site
	run: cargo run
	- name: Check links
	run: linkchecker public

	- name: Deploy book
	if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/master' }}
	uses: peaceiris/actions-gh-pages@v4
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	publish_dir: public
	force_orphan: true
	cname: showcase.rust-embedded.org

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