restrict docutils to last version supported by shinx_rtd_theme

.readthedocs.yml

@@ -9,7 +9,8 @@ version: 2
 build:
   os: ubuntu-22.04
   tools:
-    python: "3.12"
+    python: "3.11"
+
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx:

docs/conf.py

@@ -26,7 +26,7 @@
 # -- General configuration ------------------------------------------------
 
 # If your documentation needs a minimal Sphinx version, state it here.
-needs_sphinx = "1.4"
+# needs_sphinx = "1.4"
 
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
@@ -122,7 +122,7 @@
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
-html_theme = "sphinx_rtd_theme"
+html_theme = "classic"
 
 # Theme options are theme-specific and customize the look and feel of a theme
 # further.  For a list of options available for each theme, see the

docs/requirements.txt

@@ -1,4 +1,3 @@
 glidertools
 docutils
 recommonmark
-sphinx-rtd-theme