mermaid-diagram生成流程图、时序图、思维导图和ER图等有效Mermaid图，支持中文交互与多种输出风格调整。
product-frameworkDesign and visualize AI product frameworks including layered architecture, value chains, capability maps, and competitive positioning for product managers.
prd-writerWrite structured, strategy-driven Product Requirements Documents focusing on why behind features, business goals, and user outcomes for AI product managers.