or at least deterioriate slower? Trying to build relationships in this game can be very time-consuming because after a couple of weeks of not giving gifts to the NPCs, you start to lose hearts again, so it kinda becomes like "whats the point?"
check out No Friendship Decay by hitachihex, it's for SMAPI though i'm using it myself, works great^^ i'm not very social IRL, why should i be in SDV?