diagram

name	diagram
description	Generate visual diagrams (flowchart, sequence, class, state, ER, C4) via draw.io. This skill should be used when the user says 'draw a diagram', 'visualize the architecture', 'create a flowchart', 'sequence diagram for X', 'show me the class hierarchy', or asks for any visual representation of code or systems.
user-invocable	true
args	[{"name":"type","description":"Diagram type: flowchart, sequence, class, state, er, c4 (optional — auto-detected)","required":false},{"name":"subject","description":"What to diagram (optional)","required":false}]

Execution

1. Parse $ARGUMENTS for diagram type and subject
2. Analyze the codebase to produce diagram content
3. Render via draw.io MCP (mermaid or CSV format)
4. Present the diagram to the user