fix readthedocs

mgovers · mgovers · commit c229fb298dbd · 2025-04-28T15:28:00.000+02:00
Signed-off-by: Martijn Govers &lt;Martijn.Govers@Alliander.com&gt;
diff --git a/.readthedocs.yaml b/.readthedocs.yaml
@@ -17,6 +17,7 @@ build:
     - plantuml
     - cmake
     - llvm
+    - ninja
   jobs:
     post_install:
       # Build package with doc requirements from pyproject.optional-dependencies
