Use uv in rtd builds

Author: nocarryr

.readthedocs.yaml

@@ -1,12 +1,18 @@
 version: 2
 
-python:
-  version: "3.8"
-  install:
-    - requirements: doc/requirements.txt
-    - method: pip
-      path: .
-    - method: pip
-      path: sphinx-plugin
+build:
+  os: ubuntu-24.04
+  tools:
+    python: "3.11"
+  jobs:
+    create_environment:
+      - asdf plugin add uv
+      - asdf install uv latest
+      - asdf global uv latest
+      - UV_PROJECT_ENVIRONMENT=$READTHEDOCS_VIRTUALENV_PATH uv sync --group doc
+      - UV_PROJECT_ENVIRONMENT=$READTHEDOCS_VIRTUALENV_PATH uv pip install -e sphinx-plugin
+    install:
+      - "true"
+
 sphinx:
   configuration: doc/source/conf.py