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/RCTRootContentView.h

@@ -0,0 +1,43 @@
+/*
+ * 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 <UIKit/UIKit.h>
+
+#ifndef RCT_REMOVE_LEGACY_ARCH
+
+#import <React/RCTInvalidating.h>
+#import <React/RCTRootView.h>
+#import <React/RCTView.h>
+
+@class RCTBridge;
+@class RCTTouchHandler;
+
+@interface RCTRootContentView : RCTView <RCTInvalidating>
+
+@property (nonatomic, readonly, weak)
+    RCTBridge *bridge __deprecated_msg("This API will be removed along with the legacy architecture.");
+@property (nonatomic, readonly, assign)
+    BOOL contentHasAppeared __deprecated_msg("This API will be removed along with the legacy architecture.");
+@property (nonatomic, readonly, strong)
+    RCTTouchHandler *touchHandler __deprecated_msg("This API will be removed along with the legacy architecture.");
+@property (nonatomic, readonly, assign)
+    CGSize availableSize __deprecated_msg("This API will be removed along with the legacy architecture.");
+
+@property (nonatomic, assign)
+    BOOL passThroughTouches __deprecated_msg("This API will be removed along with the legacy architecture.");
+@property (nonatomic, assign) RCTRootViewSizeFlexibility sizeFlexibility __deprecated_msg(
+    "This API will be removed along with the legacy architecture.");
+
+- (instancetype)initWithFrame:(CGRect)frame
+                       bridge:(RCTBridge *)bridge
+                     reactTag:(NSNumber *)reactTag
+              sizeFlexibility:(RCTRootViewSizeFlexibility)sizeFlexibility NS_DESIGNATED_INITIALIZER
+    __deprecated_msg("This API will be removed along with the legacy architecture.");
+
+@end
+
+#endif // RCT_REMOVE_LEGACY_ARCH