ScaleForge-v2

## When to Use This Skill Use this skill whenever you need to work with **Elysia**, the high-performance web framework for Bun. Elysia is ergonomic, type-safe, and optimized for Bun with extensive TypeScript support. **Trigger this skill for:** - Building REST APIs, GraphQL servers, or WebSocket applications - Setting up authentication, validation, cookies, CORS, or middleware - Configuring routes, groups, guards, path parameters, or dynamic paths - Using plugins (Apollo, Yoga, Bearer, CORS, Cron, OpenAPI, etc.) - Implementing lifecycle hooks (onRequest, beforeHandle, afterHandle, etc.) - Type-safe client generation with Eden (Treaty, Fetch, Test) - Learning Elysia patterns: best practices, folder structure, MVC setup - Deployment strategies: binary compilation, Docker, Vercel, Railway, clustering - Integrating with databases, authentication frameworks, or services - Troubleshooting performance, typing issues, or configuration problems - Creating custom body parsers, error handlers, or macros - Testing Elys