Required reading whenever any chart_* tool is available. Teaches the one-tool embedding contract (call chart_render → live chart appears in chat AND a downloadable PNG lands in the queen session dir), the ECharts (data viz) vs Mermaid (structural diagrams) decision, the BI/financial-grade aesthet...
Agent skill for Product Manager, UX Designer, Technical Product Manager, published by majiayu000. Project details and file access are provided by the publisher.