Run tests and systematically fix all failing tests using smart error grouping. Use when user asks to fix failing...

Jest testing patterns, factory functions, mocking strategies, and TDD workflow. Use when writing unit tests,...

Toolkit for styling artifacts with a theme. These artifacts can be slides, docs, reportings, HTML landing pages,...

Trigger.dev expert for background jobs, AI workflows, and reliable async execution with excellent developer...

Use when authoring TypeScript libraries - covers project setup, package exports, build tooling (tsdown/unbuild), API...

tsdown is a fast and elegant TypeScript library bundler powered by Rolldown and Oxc

Configure Turborepo for efficient monorepo builds with local and remote caching. Use when setting up Turborepo,...

UI/UX design intelligence. 50 styles, 21 palettes, 50 font pairings, 20 charts, 9 stacks (React, Next.js, Vue,...