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本 Skills 提供了一套工业级标准的 UI 设计规范，用于 Pencil MCP 设计工作。

Performance optimization and code style patterns for JavaScript and TypeScript code. Contains 17 rules focused on reducing unnecessary computation, optimizing data structures, and maintaining consistent conventions.

Keyword: react-grab · grab · element context · copy component to ai

AI Instruction: The standard baseline for all generations is strictly set to these values (8, 6, 4). Do not ask the user to edit this file. Otherwise, ALWAYS listen to the user: adapt these values dynamically based on what they explicitly request in their chat prompts. Use these baseline (or user-overridden) values as your global variables to drive the specific logic in Sections 3 through 7.

Comprehensive guide for migrating to and building with Next.js App Router (13+). \n \n Covers migration from Pages Router including file structure mapping, layout creation, metadata handling, and cleanup steps \n Explains App Router file conventions (page.tsx, layout.tsx, loading.tsx, error.tsx, route.ts) and routing patterns (dynamic routes, catch-all, route groups) \n Details Server Components as the default with async/await support, Client Components with 'use client' directive, and data fetc

Role: Builder Module specialist

Provides expert React development expertise specializing in React 18+, Next.js ecosystem, and modern React patterns. Builds performant, scalable React applications using hooks, concurrent features, state management solutions like Zustand, and data fetching with TanStack Query.

Implement internationalization with next-intl, react-i18next, or similar libraries.

Mandatory reference guide for building production MCP servers with tools, resources, prompts, and widgets. \n \n Covers foundational concepts (Tool, Resource, Prompt, Widget primitives), server architecture, authentication patterns (OAuth, Supabase, custom), and deployment strategies \n Includes detailed guides for implementing tools, resources, prompts, response formatting, and widget-based UIs with state management and theming \n Documents common anti-patterns (missing validation, improper err

Create, edit, read, and manipulate PowerPoint presentations with design guidance and quality assurance workflows. \n \n Supports three primary workflows: reading/extracting text from existing .pptx files, editing presentations via template unpacking and repacking, and creating decks from scratch using PptxGenJS \n Includes 10 curated color palettes and typography pairings designed to avoid generic AI aesthetics, plus layout patterns (two-column, icon rows, grids, half-bleed images) with specific