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/build.gradle.kts

@@ -0,0 +1,20 @@
+/*
+ * 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.
+ */
+
+// This is the top level build.gradle.kts file used when the users
+// is doing a build from source. It's triggered as the user
+// will add an `includeBuild(../node_modules/react-native)` in
+// their settings.gradle.kts file.
+// More on this here: https://reactnative.dev/contributing/how-to-build-from-source
+plugins {
+  alias(libs.plugins.android.library) apply false
+  alias(libs.plugins.android.application) apply false
+  alias(libs.plugins.download) apply false
+  alias(libs.plugins.kotlin.android) apply false
+}
+
+buildscript { dependencies { classpath("com.facebook.react:react-native-gradle-plugin") } }