[ci]Update publish next stdf workflow file

demo/.github/workflows/releases-demo.yml

@@ -27,22 +27,22 @@ jobs:
     environment:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}
-    runs-on: macos-15
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Set up Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Set up Pnpm
+        uses: pnpm/action-setup@v4
         with:
-          bun-version: 1.1.34
+          version: 9
 
       - name: Install dependencies and build
         env:
           BASE_PATH: '/${{ github.event.repository.name }}'
         run: |
-          bun i
-          bun run build
+          pnpm i
+          pnpm run build
 
       - name: Setup Pages
         uses: actions/configure-pages@v4