Refactor docs

.github/workflows/build-docs.yml

@@ -10,11 +10,10 @@ jobs:
       - uses: actions/setup-python@v3
       - name: Install dependencies
         run: |
-          pip install sphinx sphinx_rtd_theme furo myst-parser
+          pip install sphinx>=7.0.0 sphinx_rtd_theme myst-parser furo
       - name: Sphinx build
         run: |
           sphinx-build docs _build
-
       - name: Deploy
         uses: peaceiris/actions-gh-pages@v3
         if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}