Many enterprise systems require background logic: imports, exports, synchronization, scheduling, notifications or technical processing outside the client. Linux-services can provide a robust and economical foundation here.
It is essential that such a service not only works on a functional level but can also be operated. Logging, restart behavior, configuration, dependencies and monitoring must be clarified early.
If Delphi already plays a supporting role in the business logic, it is often sensible to reuse parts of that logic for Linux services in a controlled manner, provided responsibilities between client, server and service are cleanly separated.
That does not create a technical sideline; instead it yields a service that follows the same functional line as the application and runs reliably in operation.