Generate consistent, template-based Mermaid diagrams for technical content. Supports 12 diagram types (architecture, flowchart, sequence, concept-map, radial-concept, timeline, comparison, comparison-table, gantt, mindmap, class-diagram, state-diagram) with automatic template selection, LLM-powered content generation, syntax validation, and error handling. Use when creating technical illustrations, system architecture visuals, project timelines, class diagrams, state machines, or documentation requiring uniform styling. Triggers on "mermaid diagram", "generate diagram", "create flowchart", "architecture diagram", "sequence diagram", "concept map", "gantt chart", "mind map", "class diagram", "UML diagram", "project timeline", "state diagram", "technical illustration".

为技术内容生成一致且基于模板的Mermaid图表，支持12种图表类型：架构图、流程图、时序图、概念图、放射概念图、时间线、对比图、对比表格、甘特图、思维导图、类图、状态图，具备自动模板选择、LLM驱动的内容生成、语法校验与错误处理功能。适用于创建技术插图、系统架构可视化、项目时间线、类图、状态机或需要统一样式的技术文档。触发关键词包括：mermaid diagram、generate diagram、create flowchart、architecture diagram、sequence diagram、concept map、gantt chart、mind map、class diagram、UML diagram、project timeline、state diagram、technical illustration