0.5.0

What's Changed

• Update python version and sphinx version matrix by @sciencewhiz in #20
• Add testing for Py 3.13, Sphinx 8, drop Sphinx 4, py 3.7 by @sciencewhiz in #23
• Add a user agent and use requests error checking by @sciencewhiz in #24

Full Changelog: 0.4.0...0.5.0