build-feature

This Claude Skill automates feature development by following a library-first protocol that prioritizes code reuse and pattern adherence. It checks existing libraries, documented patterns, and project directories before building new code, ensuring consistency. The skill provides structured workflows for delivery tasks with mandatory compliance to established development standards.

This skill fixes bugs by following a mandatory library-first protocol that prioritizes reusing existing code from the catalog. It checks for matches above 70% before building new solutions and can use tools like Read, Write, Edit, and Bash. Developers should use it for structured bug resolution that maintains consistency with established patterns.

This skill provides a production-tested setup for Content Collections, a TypeScript-first tool that transforms Markdown/MDX files into type-safe data collections with Zod validation. Use it when building blogs, documentation sites, or content-heavy Vite + React applications to ensure type safety and automatic content validation. It covers everything from Vite plugin configuration and MDX compilation to deployment optimization and schema validation.

This skill enables developers to build applications with the Polymarket prediction markets platform, including API integration for trading and market data. It also provides real-time data streaming via WebSocket to monitor live trades and market activity. Use it for implementing trading strategies or creating tools that process live market updates.