From 6bd7155598989fb9af581c7bc4466ee89c21a04d Mon Sep 17 00:00:00 2001
From: Colin Walters <walters@verbum.org>
Date: Thu, 29 Feb 2024 17:09:42 -0500
Subject: [PATCH] wip switch to mdbook

---
 .github/workflows/docs.yml | 70 ++++++++++++++++++--------------------
 docs/Gemfile               | 14 --------
 2 files changed, 34 insertions(+), 50 deletions(-)
 delete mode 100644 docs/Gemfile

diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 2492534ca..dec1eb81e 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -1,43 +1,41 @@
-name: Docs
-
+# This is a copy of https://github.com/rust-lang/mdBook/wiki/Automated-Deployment%3A-GitHub-Actions#raw-example
+# as of 2024-02-29
+name: Deploy docs
 on:
   push:
-    branches: ["main"]
-  workflow_dispatch:
-
-permissions:
-  contents: read
-  pages: write
-  id-token: write
-
-concurrency:
-  group: "pages"
-  cancel-in-progress: true
+    branches:
+      - main
 
 jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Setup Pages
-        uses: actions/configure-pages@v4
-      - name: Build with Jekyll
-        uses: actions/jekyll-build-pages@v1
-        with:
-          source: ./docs
-          destination: ./_site
-      - name: Upload artifact
-        uses: actions/upload-pages-artifact@v3
-
-  # Deployment job
   deploy:
-    environment:
-      name: github-pages
-      url: ${{ steps.deployment.outputs.page_url }}
     runs-on: ubuntu-latest
-    needs: build
+    permissions:
+      contents: write  # To push a branch 
+      pull-requests: write  # To create a PR from that branch
     steps:
-      - name: Deploy to GitHub Pages
-        id: deployment
-        uses: actions/deploy-pages@v4
+    - uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+    - name: Install latest mdbook
+      run: |
+        tag=$(curl 'https://api.github.com/repos/rust-lang/mdbook/releases/latest' | jq -r '.tag_name')
+        url="https://github.com/rust-lang/mdbook/releases/download/${tag}/mdbook-${tag}-x86_64-unknown-linux-gnu.tar.gz"
+        mkdir mdbook
+        curl -sSL $url | tar -xz --directory=./mdbook
+        echo `pwd`/mdbook >> $GITHUB_PATH
+    - 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 docs && 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
diff --git a/docs/Gemfile b/docs/Gemfile
deleted file mode 100644
index 1ffd2a029..000000000
--- a/docs/Gemfile
+++ /dev/null
@@ -1,14 +0,0 @@
-# Bundler setup for jekyll to be deployed on github pages.
-
-source "https://rubygems.org"
-
-# Note that we're using the github-pages gem to mimic the GitHub pages
-# automated setup. That installs jekyll, a default set of jekyll
-# plugins, and a modified jekyll configuration.
-group :jekyll_plugins do
-  gem "github-pages"
-  gem "jekyll-remote-theme"
-end
-
-# Prefer the GitHub flavored markdown version of kramdown.
-gem "kramdown-parser-gfm"