- update to 0.7.15:
* :feature:`213` Allow an arbitrary string in the logo_name
option.
* :feature:`114` Improved sidebar CSS styles.
* :issue:`178` Deprecated canonical_url in favor of
html_baseurl.
* :bug:`200` Removed duplicate
tag.
* :bug:`188` Removed underline from whitespace.
* :bug:`164` Removed type="text/javascript" from
elements.
* :bug:`161` Replaced © with unicode decimal code entity
#169;.
* Dropped support for Python 3.8 and earlier.
* Dropped support for Sphinx 3.3 and earlier.
* :issue:`198` Fix horizontal scrolling on mobile.
* :issue:`206` Properly support the html_support_sphinx config
value.
* :issue:`211` Fix the GitHub 'forkme' banner.
* Added alabaster_version_info to the HTML template context.
* Declare support for Python 3.13.

* require sphinx 6+