enable Sphinx PDF builds

FriedrichFroebel · FriedrichFroebel · commit c34c5f8b2dfd · 2021-12-09T17:18:53.000+01:00
diff --git a/.readthedocs.yaml b/.readthedocs.yaml
@@ -9,3 +9,8 @@ python:
   install:
     - method: pip
       path: .
+
+sphinx:
+  configuration: docs/conf.py
+  formats:
+    - pdf
