Trying to get graphviz to work

Author: bbrydsoe

.github/workflows/github-actions.yml

@@ -31,5 +31,5 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           python-version: 3.x
-      - run: pip install mkdocstrings mkdocs-embed-external-markdown feedparser mkdocs-gen-files markdown-exec[ansi] markdown-include mkdocs-open-in-new-tab markdown-extra python-markdown-comments markdown-footnotes pymdown-extensions mkdocs_graphviz graphviz pydot 
+      - run: pip install mkdocstrings mkdocs-embed-external-markdown feedparser mkdocs-gen-files markdown-exec[ansi] markdown-include mkdocs-open-in-new-tab markdown-extra python-markdown-comments markdown-footnotes pymdown-extensions mkdocs_graphviz graphviz pydot pygraphviz 
       - run:  mkdocs gh-deploy --force

requirements.txt

@@ -12,4 +12,5 @@ markdown-footnotes==0.1.1
 graphviz==0.20.3
 mkdocs_graphviz
 pydot
+pygraphviz
 Update github-actions.yml==10.8.1