book.yml

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