将 Mermaid 图表渲染为美观的 SVG、PNG 或 ASCII 艺术字。支持流程图、序列图、状态图、类图、ER图、XY图表等6种图表类型，提供15+内置主题和自定义主题能力，支持CSS级样式定制和交互式预览。适用于在终端、聊天界面或网页中可视化数据流、系统架构、状态机等。触发词：mermaid图表、渲染mermaid、流程图、序列图、状态图、类图、ER图、ASCII图表、SVG图表、PNG图表、导出mermaid、样式定制、自定义样式、xychart、柱状图、折线图、数据图表。WorkBuddy/CodeBuddy/OpenClaw skill..

A-Share Practical Stock Screening System - Three-Layer Framework: Hard Filter, 100-Point Six-Dimension Scoring, Buy Discipline. CodeBuddy/WorkBuddy Skill.

LLM Selection Skill - A systematic guide for selecting the most suitable large language model based on use cases, budget, and compliance requirements

Convert multi-page web tutorials/docs into a single, clean, bookmarked A4 PDF. Playwright + pypdf.