actionsの修正とキャッシュの追加

.github/workflows/deploy.yml

@@ -11,12 +11,19 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - name: Install mdBook
+      - name: Install rust
         run: |
           curl --proto '=https' --tlsv1.2 https://sh.rustup.rs -sSf -y | sh
           rustup update
+
+      - name: Cache
+        uses: Swatinem/rust-cache@v2
+
+      - name: Install mdBook
+        run: |
           cargo install mdbook
           cargo install mdbook-admonish
+
       - name: Setup Pages
         id: pages
         uses: actions/configure-pages@v5
@@ -35,6 +42,9 @@ jobs:
       url: ${{ steps.deployment.outputs.page_url }}
     runs-on: ubuntu-latest
     needs: build
+    permissions:
+      pages: write
+      id-token: write
     steps:
       - name: Deploy to GitHub Pages
         id: deployment