Generate Jest-based unit tests for JavaScript/TypeScript code. Creates
Expert guidelines for building performant animations with Motion (formerly Motion One) vanilla JavaScript animation library
Use when building Vue 3 applications with JavaScript only (no TypeScript). Invoke for JSDoc typing, vanilla JS composables, .mjs modules.
Use when building Vue 3 applications with JavaScript only (no TypeScript). Invoke for JSDoc typing, vanilla JS composables, .mjs modules.
Modern JavaScript/TypeScript testing with Vitest including mocking and coverage.
Modern JavaScript/TypeScript testing with Vitest including mocking and coverage.
Debug client-side issues using browser developer tools. Identify JavaScript errors, styling issues, and performance problems in the browser.
Expert guidance for browser automation using Puppeteer with best practices for web scraping, testing, screenshot capture, and JavaScript execution in headless Chrome.
HTMX development guidelines for building dynamic web applications with minimal JavaScript using HTML attributes.
Performance optimization guidelines for web development including server-side rendering, CSS best practices, and JavaScript optimization
Setup Sentry Metrics in any project. Use when asked to add custom metrics, track counters/gauges/distributions, or instrument application performance. Supports JavaScript and Python.
Generate TypeScript/JavaScript project scaffolding with npm/pnpm/yarn, Jest/Vitest, ESLint/Prettier, and bundling (Vite/Rollup/esbuild).
Expert guidance for Playwright end-to-end testing with TypeScript and JavaScript best practices
Expert knowledge for consuming Substreams data in applications. Use when building sinks, real-time data pipelines, or integrating Substreams outputs into Go, JavaScript, Python, or Rust applications.
Specialized skill for building production-ready Discord bots. Covers Discord.js (JavaScript) and Pycord (Python), gateway intents, slash commands, interactive components, rate limiting, and sharding.
Specialized skill for building production-ready Discord bots. Covers Discord.js (JavaScript) and Pycord (Python), gateway intents, slash commands, interactive components, rate limiting, and sharding.
Specialized skill for building production-ready Discord bots. Covers Discord.js (JavaScript) and Pycord (Python), gateway intents, slash commands, interactive components, rate limiting, and sharding.
Specialized skill for building production-ready Discord bots. Covers Discord.js (JavaScript) and Pycord (Python), gateway intents, slash commands, interactive components, rate limiting, and sharding.
Specialized skill for building production-ready Discord bots. Covers Discord.js (JavaScript) and Pycord (Python), gateway intents, slash commands, interactive components, rate limiting, and sharding.
Specialized skill for building production-ready Discord bots. Covers Discord.js (JavaScript) and Pycord (Python), gateway intents, slash commands, interactive components, rate limiting, and sharding.