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/Libraries/ReactNative/AppContainer-prod.js

@@ -0,0 +1,49 @@
+/**
+ * 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.
+ *
+ * @flow strict-local
+ * @format
+ */
+
+import type {Props} from './AppContainer';
+
+import View from '../Components/View/View';
+import StyleSheet from '../StyleSheet/StyleSheet';
+import {RootTagContext, createRootTag} from './RootTag';
+import * as React from 'react';
+
+const AppContainer = ({
+  children,
+  fabric,
+  initialProps,
+  rootTag,
+  WrapperComponent,
+  rootViewStyle,
+}: Props): React.Node => {
+  let innerView = children;
+
+  if (WrapperComponent != null) {
+    innerView = (
+      <WrapperComponent initialProps={initialProps} fabric={fabric === true}>
+        {innerView}
+      </WrapperComponent>
+    );
+  }
+
+  return (
+    <RootTagContext.Provider value={createRootTag(rootTag)}>
+      <View style={rootViewStyle || styles.root} pointerEvents="box-none">
+        {innerView}
+      </View>
+    </RootTagContext.Provider>
+  );
+};
+
+const styles = StyleSheet.create({
+  root: {flex: 1},
+});
+
+export default AppContainer;