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/react-native/React/Base/RCTCallInvoker.mm

@@ -0,0 +1,33 @@
+/*
+ * 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.
+ */
+
+#import "RCTCallInvoker.h"
+
+@implementation RCTCallInvoker {
+  std::shared_ptr<facebook::react::CallInvoker> _callInvoker;
+}
+
+- (instancetype)init
+{
+  return [self initWithCallInvoker:nullptr];
+}
+
+- (instancetype)initWithCallInvoker:(std::shared_ptr<facebook::react::CallInvoker>)callInvoker
+{
+  if (self = [super init]) {
+    _callInvoker = callInvoker;
+  }
+
+  return self;
+}
+
+- (std::shared_ptr<facebook::react::CallInvoker>)callInvoker
+{
+  return _callInvoker;
+}
+
+@end