rework cache creation conditions

clean up some stuff

revert pet clearing

fix initial cache creation not happening without changes/redraws

fix draw conditions when framework inactive

MareSynchronos/Services/Mediator/IHighPriorityMediatorSubscriber.cs

@@ -0,0 +1,3 @@
+namespace MareSynchronos.Services.Mediator;
+
+public interface IHighPriorityMediatorSubscriber : IMediatorSubscriber { }