Mermaid Chart: Use Case Diagram Integration Enhanced

A recent update on GitHub details the implementation of a dedicated renderer for Use Case Diagrams (usecaseDiagram) within Mermaid. This enhancement addresses approved diagram requests and optimizes curved path routing.

While the exact date of the update is not specified in the snippet, it is presented within the context of active developments around Mermaid.js, suggesting continuous evolution of the tool for better visualization of software architectures and data flows, particularly in conjunction with AI coding assistants.