fix: add stage to deploy gh-pages directly to pnpm_build workflow

.github/workflows/pnpm_build.yml

@@ -71,3 +71,19 @@ jobs:
         uses: actions/upload-pages-artifact@v3
         with:
           path: ${{ inputs.output_path }}
+
+  deploy:
+    needs: build
+    if: ${{ inputs.output_path && inputs.github_pages }}
+    # Grant GITHUB_TOKEN the permissions required to make a Pages deployment
+    permissions:
+      pages: write # to deploy to Pages
+      id-token: write # to verify the deployment origin
+    runs-on: ubuntu-latest
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4