docs typehints in descriptions

docs/conf.py

diff --git a/docs/conf.py b/docs/conf.py
index 102ec7a..84fa534 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -18,6 +18,7 @@
     "sphinxcontrib.log_cabinet",
     "sphinx_issues",
 ]
+autodoc_typehints = "description"
 intersphinx_mapping = {"python": ("https://docs.python.org/3/", None)}
 issues_github_path = "pallets/markupsafe"