Update the pipeline

Author: braboj

.github/workflows/deploy_pages.yml

@@ -27,7 +27,7 @@ jobs:
           python-version: 3.12
       - run: pip install -r requirements.txt
       - run: python ./.scripts/gen_markdown_chapters.py
-      - run: cp docs/README.md docs/index.md
+      - run: cp README.md docs/index.md
       - run: mkdocs build --site-dir ./_site
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v3.0.1