Use when writing, revising, illustrating, testing, formatting, backing up, lowering AIGC/similarity risk, or finalizing a Chinese undergraduate software engineering thesis from a real project codebase, especially when the workflow uses a Markdown manuscript, assets directory, draw.io diagrams, Playwright screenshots, detection reports, a generated ่ฎบๆๆ ผๅผ.md, and later Word document insertion.
Use when user requests diagrams, flowcharts, architecture charts, or visualizations. Also use proactively when explaining systems with 3+ components, complex data flows, or relationships that benefit from visual representation. Generates .drawio XML files and exports to PNG/SVG/PDF locally using the native draw.io desktop CLI.