Our current sitemap.xml covers the most basic case. Although, there are users with other needs that require a more customized sitemap.xml.

We should implement the same mechanism that we do for custom 404.html, where we provide the most basic one (Maze found) with the ability to change it by adding your own 404.html to the output generated by Sphinx.

So, we could check first for `sitema

You can have two API objects that use the same anchor reference. When both are rendered into the same Markdown file, the references are not unique, and one of the links will not work.

def a():
  """ Links to [a][0].

  [0]: https://a.org """

def b():
  """ Links to [b][0].

  [0]: https://b.org """

The MarkdownRenderer should find such duplicate references (here 0 an

It would be great if there was a function in the theme handler in which I could modify the HTML before it's converted to PDF, for example to add a title page.

(At the moment, I tried to add a title page by combining the output with a pre-made PDF for the title page using Ghostscript, but the problem is that Ghostscript ruins all the named destinations links, so internal links won't work. Would