Add CI for user guide

.github/workflows/guide-ci.yml

@@ -0,0 +1,32 @@
+name: User Guide CI
+on:
+  push:
+    paths:
+      - guide/**
+  pull_request:
+    paths:
+      - guide/**
+
+jobs:
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write  # To push a branch 
+      pull-requests: write  # To create a PR from that branch
+    steps:
+    - uses: actions/checkout@master
+    - name: Install Rust
+      run: |
+        rustup set profile minimal
+        rustup toolchain install stable
+        rustup default stable
+    - 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 bin
+        curl -sSL $url | tar -xz --directory=bin
+        echo "$(pwd)/bin" >> $GITHUB_PATH
+    - name: Run tests
+      run: mdbook test

.github/workflows/guide.yml

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+name: Deploy
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write  # To push a branch 
+      pages: write  # To push to a GitHub Pages site
+      id-token: write # To update the deployment status
+    steps:
+      - uses: actions/checkout@v3
+        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: Build Book
+        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.
+          mdbook build
+      - name: Setup Pages
+        uses: actions/configure-pages@v2
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v1
+        with:
+          # Upload entire repository
+          path: 'book'
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v1