Scopes Singleton Request And Transient

# NestJS Injection Scopes: Singleton, Request, Transient Ever felt like your NestJS application's providers are a bit *too* shared, or perhaps not shared *enough*? Understanding **Scopes: Singleton, Request, And Transient** is the key to unlocking efficient, predictable, and performant dependency injection in your NestJS applications. This guide will demystify how NestJS manages the lifecycle of your providers, ensuring you inject the right instance at the right time. Get ready to master provid