@nodeboot/starter-actuator

Use this starter for operational endpoints, not business API routes. @EnableActuator() auto-binds /actuator/* routes for the active Express/Fastify/Koa/native HTTP server.

Enable

@EnableDI(Container)
@EnableActuator()
@EnableComponentScan()
@NodeBootApplication()
export class Application implements NodeBootApp {
    start(): Promise<NodeBootAppView> {
        return NodeBoot.run(ExpressServer);
    }
}

Readiness is lifecycle-aware: with persistence enabled it stays 503 until persistence.started, which is the wiring you want for Kubernetes readiness probes.