update the deployment job for script changes

.github/workflows/pages.yaml

@@ -25,14 +25,18 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup Pages
         uses: actions/configure-pages@v3
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.9'
       - name: Generate index
         run: |
+          python -m venv venv
+          venv/bin/pip install -r ./requirements.txt
           mkdir -p github-pages
-          pip install pygithub
-          python generate_index.py github-pages/simple
+          venv/bin/python generate_index.py --url-path-prefix=/simple github-pages/simple
         env:
           GH_TOKEN: ${{ github.token }}
       - name: Upload artifact