Comprehensive guide for dependency injection (DI) in Golang. Covers why DI matters (testability, loose coupling, separation of concerns, lifecycle management), manual constructor injection, and DI library comparison (google/wire, uber-go/dig, uber-go/fx, samber/do). Use this skill when designing ser

The TypeScript framework for MCP servers: typed tools with Zod, dependency injection, auth, testing, agents and jobs, and builds for Node, Vercel, AWS Lambda and Cloudflare Workers.

Simple, modular, and observable Go framework for backend applications.

A typed runtime for long-lived, plugin-oriented Rust applications — lifecycle, exact service placement, typed events, deterministic cleanup, scopes, and isolation.