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/CxxBridge/RCTCxxBridgeDelegate.h

@@ -0,0 +1,31 @@
+/*
+ * 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.
+ */
+
+#include <memory>
+
+#import <React/RCTBridgeDelegate.h>
+
+namespace facebook::react {
+
+class JSExecutorFactory;
+
+} // namespace facebook::react
+
+// This is a separate class so non-C++ implementations don't need to
+// take a C++ dependency.
+
+@protocol RCTCxxBridgeDelegate <RCTBridgeDelegate>
+
+/**
+ * In the RCTCxxBridge, if this method is implemented, return a
+ * ExecutorFactory instance which can be used to create the executor.
+ * If not implemented, or returns an empty pointer, JSIExecutorFactory
+ * will be used with a JSCRuntime.
+ */
+- (std::unique_ptr<facebook::react::JSExecutorFactory>)jsExecutorFactoryForBridge:(RCTBridge *)bridge;
+
+@end