What's Changed
* Update Actions and python & sphinx matrix by sciencewhiz in https://github.com/wpilibsuite/sphinxext-delta/pull/9
* Actually test with matrix sphinx version by sciencewhiz in https://github.com/wpilibsuite/sphinxext-delta/pull/11
* Use RTD environment variables instead of html_context by sciencewhiz in https://github.com/wpilibsuite/sphinxext-delta/pull/10
* Test with Sphinx 8 and Python 3.13 by sciencewhiz in https://github.com/wpilibsuite/sphinxext-delta/pull/12
* Update Sphinx version in README by sciencewhiz in https://github.com/wpilibsuite/sphinxext-delta/pull/13
New Contributors
* sciencewhiz made their first contribution in https://github.com/wpilibsuite/sphinxext-delta/pull/9
**Full Changelog**: https://github.com/wpilibsuite/sphinxext-delta/compare/0.2.0...0.3.0