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/chai/index.mjs

@@ -0,0 +1,14 @@
+import chai from './index.js';
+
+export const expect = chai.expect;
+export const version = chai.version;
+export const Assertion = chai.Assertion;
+export const AssertionError = chai.AssertionError;
+export const util = chai.util;
+export const config = chai.config;
+export const use = chai.use;
+export const should = chai.should;
+export const assert = chai.assert;
+export const core = chai.core;
+
+export default chai;