using pnpm in github deploy action

Author: kevindamm

.github/workflows/deploy.yml

@@ -24,19 +24,21 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0 # Not needed if lastUpdated is not enabled
-      - name: Setup Node
+      - name: Install pnpm
+        uses: pnpm/action-setup@v4
+      - name: Use Node.js 20
         uses: actions/setup-node@v4
         with:
           node-version: 20
-          cache: npm
+          cache: "pnpm"
       - name: Setup Pages
         uses: actions/configure-pages@v4
       - name: Install dependencies
         working-directory: pages
-        run: npm ci
+        run: pnpm install --frozen-lockfile
       - name: Build with VitePress
         working-directory: pages
-        run: npm run pages:build
+        run: pnpm pages:build
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v3
         with: