Add documentation link; crossterm mention to README.md #2

	# Credit: https://github.com/dnaka91/advent-of-code/blob/main/.github/workflows/docs.yml

	name: Docs
	on:
	push:
	branches: [main]
	permissions:
	contents: read
	pages: write
	id-token: write
	concurrency:
	group: deploy
	cancel-in-progress: false
	jobs:
	build:
	name: Build
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4
	- name: Setup Rust
	uses: dtolnay/rust-toolchain@stable
	- name: Configure cache
	uses: Swatinem/rust-cache@v2
	- name: Setup pages
	id: pages
	uses: actions/configure-pages@v4
	- name: Clean docs folder
	run: cargo clean --doc
	- name: Build docs
	run: cargo doc --no-deps
	- name: Add redirect
	run: echo '<meta http-equiv="refresh" content="0;url=aoc/index.html">' > target/doc/index.html
	- name: Remove lock file
	run: rm target/doc/.lock
	- name: Upload artifact
	uses: actions/upload-pages-artifact@v3
	with:
	path: target/doc
	deploy:
	name: 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@v4

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