Fix breadcrumb and title casing #1607

	name: Check Links

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build-and-run-lychee:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout ethereum-optimism/docs
	uses: actions/checkout@v2
	with:
	repository: 'ethereum-optimism/docs'
	path: 'docs'

	- name: Checkout lycheeverse/lychee
	uses: actions/checkout@v2
	with:
	repository: 'lycheeverse/lychee'
	path: 'lychee'

	- name: Set up Rust
	uses: actions-rs/toolchain@v1
	with:
	toolchain: stable
	profile: minimal

	- name: Cache Rust dependencies
	uses: Swatinem/rust-cache@v2
	with:
	save-if: ${{ github.ref == 'refs/heads/main' }}

	- name: Build Lychee
	run: \|
	cd lychee
	cargo build --release

	- name: Add Lychee to PATH
	run: echo "$GITHUB_WORKSPACE/lychee/target/release" >> $GITHUB_PATH

	- name: Run Lychee
	run: \|
	cd docs
	lychee --config ./lychee.toml --quiet "./pages"

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