feat: add Vercel deployment job to pages workflow

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

.github/workflows/release-pages.yml

@@ -108,28 +108,6 @@ jobs:
           name: built-pages
           path: '.pages'
 
-  deploy-github-pages:
-    permissions:
-      contents: read
-      pages: write
-      id-token: write
-      actions: read
-
-    environment:
-      name: github-pages
-      url: ${{ steps.deployment.outputs.page_url }}
-
-    runs-on: ubuntu-latest
-    needs: incremental-build
-    steps:
-      # - [Feature request: Partial upload/deploy · Issue #349 · actions/deploy-pages]( https://github.com/actions/deploy-pages/issues/349 )
-      - name: Checkout code
-        uses: actions/checkout@v5
-
-      - name: Deploy to GitHub Pages
-        id: deployment
-        uses: actions/deploy-pages@v4
-
   deploy-vercel-app:
     runs-on: ubuntu-latest
     needs: incremental-build