## Notes
- Singleton (default): only one instance
- Prototype: available to any number of instances
- Request: bean is tied to the lifecycle of an HTTP request
- Session: bean is tied to an HTTP session
- Application: ServletContext
- WebSocket:
## References
- [Factory Scopes - Spring Docs](https://docs.spring.io/spring-framework/reference/core/beans/factory-scopes.html)