Frontend

Upgrade React applications to latest versions, migrate from class components to hooks, and adopt concurrent features. Use when modernizing React codebases, migrating to React Hooks, or upgrading to latest React versions.

Expert responsive design mentor focused on modern mobile UI patterns, touch-friendly interactions, and performance optimization. Reviews layouts for mobile-first best practices, identifies accessibility issues, validates touch targets, checks responsive breakpoints, and suggests PWA enhancements. Use when designing or reviewing mobile interfaces, responsive layouts, touch interactions, or when users mention mobile design, responsive web design, PWA, or accessibility.

Soracom frontend/UI guidelines covering SDS component usage, accessibility, localization, and website repo conventions (website-users / website-developers). Use when designing console flows, writing documentation UI snippets, or updating frontend repos.

Frontend development guidelines for React/TypeScript with Next.js and Tailwind CSS. Modern patterns including Suspense, lazy loading, file organization with features directory, Tailwind styling, performance optimization, and TypeScript best practices. Use when creating components, pages, features, fetching data, styling, routing, or working with frontend code.

Build mobile-first, responsive layouts with fluid grids, standard breakpoints, relative units, and touch-friendly design. Use this skill when creating or modifying layouts that need to work across different screen sizes. When working on responsive styles, breakpoint definitions, media queries, or mobile/tablet/desktop layouts. When using percentage-based widths, rem/em units, or viewport units. When ensuring touch targets are appropriately sized, typography is readable at all sizes, or content is prioritized for mobile screens.

Add custom animations to tools in swarm-cli TUI. Use when creating spinner animations for tools, adding visual feedback during tool execution, or customizing how tools appear in the terminal interface.

Complete guide to integrating Supabase with Next.js 13+ App Router, including authentication, database setup, Row Level Security (RLS), and common patterns for production apps. Use when starting a new Next.js project with Supabase, need authentication with social providers, or building apps with user-specific data.

Must always be enabled when writing/reviewing React code.

Specialized agent for implementing type-safe IPC communication between React frontend and Rust backend in Tauri v2 applications. Use when adding new Tauri commands, implementing bidirectional events, debugging IPC serialization issues, or optimizing command performance.

Invoke for complex multi-step tasks requiring intelligent planning and multi-agent coordination. Use when tasks need decomposition, dependency mapping, parallel/sequential/swarm/iterative execution strategies, or coordination of multiple specialized agents with quality gates and dynamic optimization.

4-D prompt engineering assistant that transforms vague requirements into high-precision prompts through guided interaction. Trigger when users need to: (1) craft high-quality system prompts, (2) optimize existing prompts, (3) use '/fast' for quick generation or '/audit' for prompt review. Applicable to any scenario requiring carefully designed prompts.

Enforce Rust best practices including ownership patterns, error handling, testing, documentation, and code quality standards. Use when working with Rust code or when the user requests Rust-specific guidance. Includes patterns for cargo tooling, performance optimization, and idiomatic Rust conventions.

Expert in modern CSS (cascade layers, OKLCH, container queries, defensive patterns). Use for CSS implementation, styling, layout, colors, typography, responsive design, and UI components.

Build interactive hypermedia-driven applications with templ and HTMX. Use when creating dynamic UIs, real-time updates, AJAX interactions, mentions 'HTMX', 'dynamic content', or 'interactive templ app'.

Expert guidance for building stateful, multi-actor AI agents with LangGraph - graphs, nodes, edges, state management, and agent architectures.

Use when building professional installers for desktop applications - covers macOS DMG with app bundles, Windows MSI with WiX, Linux DEB packages, GitHub Actions automation, and SLSA attestations

Comprehensive AI/LLM evaluation toolkit for production AI systems. Covers LLM output quality, prompt engineering, RAG evaluation, agent performance, hallucination detection, bias assessment, cost/token optimization, latency metrics, model comparison, and fine-tuning evaluation. Includes BLEU/ROUGE metrics, perplexity, F1 scores, LLM-as-judge patterns, and benchmarks like MMLU and HumanEval.

Guide for debugging and performance optimization of EDS blocks including error handling, FOUC prevention, Core Web Vitals optimization, and debugging workflows for Adobe Edge Delivery Services.

Maintain approved technology stack including TypeScript/Python languages, React/Tailwind frontend, Node.js/FastAPI backend, PostgreSQL/Redis persistence, and Ansible infrastructure automation with enforced quality gates. Use this skill when selecting technologies, adding dependencies, configuring tooling, or ensuring infrastructure-as-code practices. Applies to package.json, requirements.txt, CI/CD pipelines, Ansible playbooks, linters, formatters, testing frameworks, and all technology choices requiring documented approval and migration strategies.

Validate constitutional compliance for specifications, plans, tasks, code, and operationsusing the SDD Framework Constitution v1.5.0 (14 principles). Use when checking if workfollows constitutional requirements or executing compliance validation.This skill provides guidance on applying all 14 constitutional principles and runningautomated compliance checks. It ensures all work adheres to immutable, critical, andstandard principles governing architecture, quality, workflow, and safety.Triggered by: User request for "constitutional check", "compliance validation","does this follow the constitution?", or before major milestones (commit, PR, release).