Migrate CoreDataFeedStoreScheduler to new async API

Author: caiozullo

EssentialApp/EssentialApp/CombineHelpers.swift

@@ -227,6 +227,7 @@ extension AnyDispatchQueueScheduler {
 		CoreDataFeedStoreScheduler(store: store).eraseToAnyScheduler()
 	}
 
+	@MainActor
 	private struct CoreDataFeedStoreScheduler: Scheduler {
 		let store: CoreDataFeedStore
 
@@ -239,7 +240,9 @@ extension AnyDispatchQueueScheduler {
 				action()
 			} else {
 				nonisolated(unsafe) let uncheckedAction = action
-				store.perform { uncheckedAction() }
+				Task.immediate {
+					await store.perform { uncheckedAction() }
+				}
 			}
 			return AnyCancellable {}
 		}
@@ -249,7 +252,9 @@ extension AnyDispatchQueueScheduler {
 				action()
 			} else {
 				nonisolated(unsafe) let uncheckedAction = action
-				store.perform { uncheckedAction() }
+				Task.immediate {
+					await store.perform { uncheckedAction() }
+				}
 			}
 		}
 
@@ -258,7 +263,9 @@ extension AnyDispatchQueueScheduler {
 				action()
 			} else {
 				nonisolated(unsafe) let uncheckedAction = action
-				store.perform { uncheckedAction() }
+				Task.immediate {
+					await store.perform { uncheckedAction() }
+				}
 			}
 		}
 	}