🔧 Update rtd config

* Switch to ubuntu-lts-latest, Python 3.14 and uv

Author: veit

.readthedocs.yaml

@@ -7,9 +7,20 @@ version: 2
 
 # Set the version of Python and other tools you might need
 build:
-  os: ubuntu-24.04
+  os: ubuntu-lts-latest
+  apt_packages:
+    # graphviz is required for sphinx.ext.graphviz
+    - graphviz
   tools:
-    python: "3.13"
+    python: "3.14"
+
+python:
+  # See https://docs.readthedocs.com/platform/stable/build-customization.html#install-dependencies-with-uv
+  install:
+    - method: uv
+      command: sync
+      groups:
+        - docs
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
@@ -19,11 +30,3 @@ sphinx:
 formats:
   - epub
   - pdf
-
-# Optionally declare the Python requirements required to build your docs
-python:
-  install:
-    - method: pip
-      path: .
-      extra_requirements:
-        - docs