ci: add GitHub Actions workflow for docs deployment to GitHub Pages

Author: kingtao

.github/workflows/deploy-docs.yml

@@ -14,7 +14,7 @@ permissions:
   id-token: write
 
 concurrency:
-  group: 'pages'
+  group: pages
   cancel-in-progress: true
 
 jobs:
@@ -28,7 +28,7 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: 20
-          cache: 'npm'
+          cache: npm
           cache-dependency-path: docs/package-lock.json
 
       - name: Install dependencies
@@ -45,12 +45,12 @@ jobs:
           path: docs/dist
 
   deploy:
+    needs: build
+    runs-on: ubuntu-latest
     environment:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}
-    runs-on: ubuntu-latest
-    needs: build
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v4
+        uses: actions/deploy-pages@v4