Agent Skills Hub

tanstack-query

Production-grade TanStack Query v5 patterns for async state management, including query key factories, data mutations, caching, and SSR configuration.

reactive-ui-patterns

Reactive UI patterns for remote data fetching, enabling smooth in-place updates, persistent scroll position, and efficient loading state management using the .current property.

svelte-runes

Expert Svelte 5 runes guidance: reactive state ($state), derived values ($derived), effects ($effect), props, and migration strategies. Prevents reactivity anti-patterns.

server-actions

Expert skill for Next.js Server Actions, covering form handling, data mutations, revalidation, and optimistic UI updates in the App Router.

common

Infrastructure for cross-product HealthSim data persistence, entity correlation via SSN, and DuckDB database operations.

frontend

Frontend coding conventions for Preact and Tailwind. Use for web UI components in cluster applications.

css-modules

CSS Modules styling strategy for component-level encapsulation using Lightning CSS or PostCSS, featuring TypeScript integration and Vite configuration.

upstash-ratelimit-ts

A connectionless, HTTP-based rate limiting SDK for TypeScript, ideal for serverless, edge functions, and distributed environments using Upstash Redis.

test-driven-development

Enforces disciplined Test-Driven Development (TDD) by requiring a failing test before implementation, ensuring code reliability and preventing premature over-engineering.

mobile-ios-design

Master iOS Human Interface Guidelines and SwiftUI for native app development. Expert guidance for UI design, component implementation, and Apple platform design principles.

context-management

Proactive context window management for AI agents via intelligent token monitoring, snapshot creation, and selective state rehydration to maintain continuity during long sessions.

modern-best-practice-nextjs

Build performant Next.js applications using App Router, Server Components, Server Actions, and modern React best practices.