frontend▌

Best practices and patterns for building SwiftUI views, navigation, and state management. \n \n Covers state ownership strategies (from @State and @Binding to @Observable on iOS 17+), async/await patterns with .task , and environment injection for shared dependencies \n Includes cross-cutting references for NavigationStack routing, sheet presentation, deep linking, and app-level wiring with concrete ownership rules \n Provides component-specific guidance via indexed references, with anti-pattern

Install and configure shadcn/ui components in themed React projects with guided component selection and common UI patterns. \n \n Requires tailwind-theme-builder to have set up CSS variables, ThemeProvider, and dark mode infrastructure first \n Covers 20+ components organized by category: foundation (button, input, card), forms (form, textarea, select), feedback (toast, alert), overlays (dialog, sheet, popover), data display (table, tabs), and navigation \n Documents installation order, external

This skill enables creation of intelligent document forms using docassemble - a platform for guided interviews that generate documents. Create questionnaires that adapt based on answers.

Microinteractions, motion design, and state transitions that enhance UI polish and user feedback. \n \n Covers timing guidelines (100ms to 500ms+), easing functions, and purposeful motion principles for feedback, orientation, and focus \n Includes patterns for loading states, skeleton screens, progress indicators, toggles, page transitions, ripple effects, and swipe gestures \n Provides CSS keyframe animations and transition examples alongside Framer Motion implementations for React \n Built-in

Generate Vitest and React Testing Library tests for Dify frontend components, hooks, and utilities. \n \n Covers component rendering, props validation, user interactions, edge cases, and async operations with Vitest 4.0.16 and React Testing Library 16.0 \n Enforces incremental, one-file-at-a-time testing workflow for multi-file directories; process by complexity (utilities → hooks → simple components → complex components → integration) \n Requires integration-first approach: import real project

To build powerful frontend claude.ai artifacts, follow these steps:

Modern framework patterns for building reusable, maintainable UI components across React, Vue, and Svelte. \n \n Covers three composition strategies: compound components, render props, and slots, with framework-specific examples and use cases \n Compares five CSS-in-JS solutions (Tailwind, CSS Modules, styled-components, Emotion, Vanilla Extract) with guidance on when to use each \n Includes component API design principles, accessibility best practices, and patterns for controlled/uncontrolled c

Converts Markdown to styled HTML with WeChat-optimized themes, code highlighting, and optional bottom citations. \n \n Supports four themes (default, grace, simple, modern) with customizable colors, fonts, and sizes via CLI options \n Handles advanced Markdown features including syntax-highlighted code blocks, tables, Mermaid/PlantUML diagrams, alerts, footnotes, and ruby text \n Optional citation mode converts external links to numbered references with a bottom \"引用链接\" section, preserving WeCh

Deploy and manage projects on Vercel using the CLI with token-based authentication, without relying on vercel login.

Systematically scan Apple's developer documentation via the Sosumi MCP, identify deprecated SwiftUI APIs and their modern replacements, and update swiftui-expert-skill/references/latest-apis.md.