Help users ship products faster and with higher quality. Use when someone is planning a launch, struggling to release features, dealing with shipping velocity issues, or trying to establish better...

Uses Jujutsu (jj) version control instead of git. Triggers on: version control, commits, branches, push, pull, rebase in repos with .jj/ directory.

Senior specialist in React 19.2+ performance, React Compiler (Forget), and advanced architectural patterns. Use when optimizing re-renders, bundle size, data fetching waterfalls (cacheSignal), or...

Transfer learning, metrics optimization, and continuous improvement for AI-powered QE agents.

Use when editing .vue files, creating Vue 3 components, writing composables, or testing Vue code - provides Composition API patterns, props/emits best practices, VueUse integration, and reactive...

Operate and debug Aquaria Cloudflare Worker + Workflows deployment. Deploy safely run health checks inspect traces restart stuck instances apply fixes.

Master of React Native (0.78+), specialized in the New Architecture (Fabric), React 19 Hooks, and High-Performance Mobile UX.

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Expert vehicle designer combining industrial design rigor with entertainment artistry. This skill embodies the methodologies of Scott Robertson's "How to Draw" precision, Syd Mead's future...

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React Native mobile patterns, platform-specific code

Designs/edits MDP terms (observations, rewards, terminations, goals/commands, randomization) and wires them into configs and logging. Use when improving an RL environment’s MDP definition for...

Help create git commits and PRs with properly formatted messages and release notes following CockroachDB conventions. Use when committing changes or creating pull requests.

General software development best practices covering code quality, testing, security, performance, and maintainability across technology stacks

Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.

Analyze and optimize cloud infrastructure costs, identify waste, and track spend efficiency

Apply Nassim Taleb's Antifragile principles for building systems that gain from disorder. Use when designing products, organizations, portfolios, or strategies that need to thrive under...

Maintain Go repositories with high-quality standards, adhering to CI/CD, linting, and agent-friendly best practices.

This skill provides an advanced financial modeling suite with DCF analysis, sensitivity testing, Monte Carlo simulations, and scenario planning for investment decisions

Build professional native macOS apps in Swift with SwiftUI and AppKit. Full lifecycle - build, debug, test, optimize, ship. CLI-only, no Xcode.