UML Modeling Skill When to Use This Skill Use this skill when: - Uml Modeling tasks - Working on uml diagram generation including class, sequence, activity, use case, and state diagrams - Planning or design - Need guidance on Uml Modeling approaches - Best practices - Want to follow established patterns and standards Overview Create UML diagrams using PlantUML and Mermaid notation for software design documentation. MANDATORY: Documentation-First Approach Before creating UML diagrams: 1. Invoke skill for UML standards guidance 2. Verify diagram syntax using appropriate notation (PlantUML/Merma…