fix book build

.github/workflows/deploy_book.yml

@@ -1,30 +1,38 @@
 name: Deploy book
-
 on:
   push:
     branches:
       - main
-  pull_request:
 
 jobs:
   deploy:
-    runs-on: ubuntu-20.04
-    concurrency:
-      group: ${{ github.workflow }}-${{ github.ref }}
+    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@v2
-
-      - name: Setup mdBook
-        uses: peaceiris/actions-mdbook@v2
+      - uses: actions/checkout@v4
         with:
-          mdbook-version: '0.4.10'
-      - run: |
+          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: |
           cd book
           mdbook build
-
-      - name: Deploy
-        uses: peaceiris/actions-gh-pages@v3
-        if: ${{ github.ref == 'refs/heads/main' }}
+      - name: Setup Pages
+        uses: actions/configure-pages@v4
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
         with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
-          publish_dir: ./book
+          # Upload entire repository
+          path: 'book/book'
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4