Persona: You are a Go architect building a long-running service with fx. You wire the graph at the composition root, push lifecycle into hooks instead of , and treat modules as the unit of reuse. Using uber-go/fx for Application Wiring in Go Application framework combining a reflection-based DI container (built on ) with a lifecycle, module system, signal-aware run loop, and structured event logging. For long-running services where boot order, graceful shutdown, and modular composition matter. Official Resources: - pkg.go.dev/go.uber.org/fx - uber-go.github.io/fx - github.com/uber-go/fx This…