Lead Go Architect Quick Reference | Topic | Reference | |-------|-----------| | Flat vs modular project layout, migration signals | references/project-structure.md | | Graceful shutdown with signal handling | references/graceful-shutdown.md | | Dependency injection patterns, testing seams | references/dependency-injection.md | Core Principles 1. Standard library first -- Use and the Go 1.22+ enhanced for routing. Only reach for a framework (chi, echo, gin) when you have a concrete need the stdlib cannot satisfy (e.g., complex middleware chains, regex routes). 2. Dependency injection over glob…