Rendering Mermaid Diagrams in your Notebooks
If you want to render Mermaid diagrams in your Runme Notebooks it can actually be done pretty easily by installing an extension and using the right syntax.
Install the VS Code extension
Either from this link or in the VS Code extension panel, search for "Markdown Preview Mermaid Support".
Put the following syntax in a Markdown block
::: mermaid graph TD; A-->B; A-->C; B-->D; C-->D; :::