Tweak deploy script

.github/workflows/deploy.yml

@@ -10,6 +10,11 @@ permissions:
   pages: write
   id-token: write
 
+# Allow only one concurrent deployment
+concurrency:
+  group: "pages"
+  cancel-in-progress: true
+
 jobs:
   deploy:
     runs-on: ubuntu-latest
@@ -20,23 +25,25 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Setup Node
+      - name: Setup Node.js
         uses: actions/setup-node@v4
+        with:
+          node-version: '20'
 
-      - name: Install NPM Dependencies
+      - name: Install dependencies
         run: npm ci
 
-      - name: Build Web Components
+      - name: Build
         run: npm run build
 
       - name: Setup Pages
         uses: actions/configure-pages@v4
-        
+
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v3
         with:
           path: '.'
-          
+
       - name: Deploy to GitHub Pages
         id: deployment
         uses: actions/deploy-pages@v4