Sounds like a good idea. One good idea to consider is to have them able to be built by smaller shipyards that normally build only for example coastal traders or fishing vessels in order to free up your naval yards for your cruisers. Sieran does that with the Chuckchis and whilst there's been issues with inappropriately treated timbers in some vessels, it did allow for the construction of the much needed cruisers and destroyers.
And here is the Chuckhi drawing again in case you wish to design a version of one as in Erikrike service;