Build First Version of Aggregate Service #770
Description
This will be responsible for all GetLatest, and Save Methods involving Aggregates
This class will also have support for caching aggregates that dont change alot and when they do change evicting them from the cache
The class will also have a method to Get an aggregate from the cache if available and if not Get the aggreate (read only) and add to the cache where applicable
FInally the method will record mertrics to allow identification of slow reads/saves and also other aggregates that may need cached