Replace MessageController with MessageCache

ts/services/messageStateCleanup.ts

@@ -0,0 +1,17 @@
+// Copyright 2023 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import * as durations from '../util/durations';
+import { isEnabled } from '../RemoteConfig';
+import { MessageCache } from './MessageCache';
+
+const TEN_MINUTES = 10 * durations.MINUTE;
+
+export function initMessageCleanup(): void {
+  setInterval(
+    () => window.MessageCache.deleteExpiredMessages(TEN_MINUTES),
+    isEnabled('desktop.messageCleanup') ? TEN_MINUTES : durations.HOUR
+  );
+
+  MessageCache.install();
+}