[docs] Install graphviz for diagrams

alexrudy · alexrudy · commit 5f96437b638e · 2024-05-13T02:10:13.000Z
diff --git a/.readthedocs.yaml b/.readthedocs.yaml
@@ -10,6 +10,8 @@ build:
   os: ubuntu-22.04
   tools:
     python: "3.12"
+  apt_packages:
+    - graphviz
 
 # Build documentation in the "docs/" directory with Sphinx
 sphinx:
