RTD theme fix (#1122)

* pip sphinx-rtd-theme

* Bump sphinx

* Add extension

* Add docs/requirements.txt

* CL

docs/conf.py

@@ -26,7 +26,10 @@ sys.path.insert(0, os.path.abspath('.'))
 
 # Add any Sphinx extension module names here, as strings. They can be extensions
 # coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
-extensions = ['sphinx.ext.autodoc']
+extensions = [
+    'sphinx.ext.autodoc',
+    'sphinx_rtd_theme'
+]
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']

docs/requirements.txt

@@ -0,0 +1,2 @@
+Sphinx~=7.3.7
+sphinx-rtd-theme~=2.0.0