FRE-600: Fix code review blockers

- Consolidated duplicate UndoManagers to single instance
- Fixed connection promise to only resolve on 'connected' status
- Fixed WebSocketProvider import (WebsocketProvider)
- Added proper doc.destroy() cleanup
- Renamed isPresenceInitialized property to avoid conflict

Co-Authored-By: Paperclip <noreply@paperclip.ing>

node_modules/metro-cache/src/Cache.d.ts

@@ -0,0 +1,32 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @noformat
+ * @oncall react_native
+ * @generated SignedSource<<1fe6ca4aa9f1f410281edf1b8f9adea2>>
+ *
+ * This file was translated from Flow by scripts/generateTypeScriptDefinitions.js
+ * Original file: packages/metro-cache/src/Cache.js
+ * To regenerate, run:
+ *   js1 build metro-ts-defs (internal) OR
+ *   yarn run build-ts-defs (OSS) 
+ */
+
+import type {CacheStore} from './types';
+/**
+ * Main cache class. Receives an array of cache instances, and sequentially
+ * traverses them to return a previously stored value. It also ensures setting
+ * the value in all instances.
+ *
+ * All get/set operations are logged via Metro's logger.
+ */
+declare class Cache<T> {
+  constructor(stores: ReadonlyArray<CacheStore<T>>);
+  get(key: Buffer): Promise<null | undefined | T>;
+  set(key: Buffer, value: T): Promise<void>;
+  get isDisabled(): boolean;
+}
+export default Cache;