Represents a Remote API request handler function.
It is provided with a reply callback that must be invoked to send a response back to the lens.
The reply callback can be invoked multiple times if needed.
Additionally, the handler can return a cancellation callback, which is triggered when the lens cancels the request.
Represents a Remote API request handler function. It is provided with a reply callback that must be invoked to send a response back to the lens. The reply callback can be invoked multiple times if needed. Additionally, the handler can return a cancellation callback, which is triggered when the lens cancels the request.