Update CI to deploy mdbook to GitHub Pages

.github/workflows/deploy.yml

@@ -0,0 +1,58 @@
+name: github pages
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  deploy:
+    runs-on: ubuntu-24.04
+    concurrency:
+      group: ${{ github.workflow }}-${{ github.ref }}
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Install mdbook
+        uses: peaceiris/actions-mdbook@v2
+        with:
+          mdbook-version: '0.4.52'
+
+      - name: Install mdbook-bib
+        uses: baptiste0928/cargo-install@v3
+        with:
+          crate: mdbook-bib
+          version: '=0.0.7'
+          locked: true
+
+      - name: Install mdbook-mermaid
+        uses: baptiste0928/cargo-install@v3
+        with:
+          crate: mdbook-mermaid
+          version: '=0.16.0'
+          locked: true
+
+      - name: Install mdbook-pagetoc
+        uses: baptiste0928/cargo-install@v3
+        with:
+          crate: mdbook-pagetoc
+          version: '=0.2.2'
+          locked: true
+
+      - name: Install mdbook-tera
+        uses: baptiste0928/cargo-install@v3
+        with:
+          crate: mdbook-tera
+          version: '=0.6.0'
+          locked: true
+
+      - name: Build
+        run: mdbook build
+
+      - name: Deploy
+        uses: peaceiris/actions-gh-pages@v3
+        if: ${{ github.ref == 'refs/heads/main' }}
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./book