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/lib0/crypto/jwt.d.ts

@@ -0,0 +1,10 @@
+export function encodeJwt(privateKey: CryptoKey, payload: Object): PromiseLike<string>;
+export function verifyJwt(publicKey: CryptoKey, jwt: string): Promise<{
+    header: any;
+    payload: any;
+}>;
+export function unsafeDecode(jwt: string): {
+    header: any;
+    payload: any;
+};
+//# sourceMappingURL=jwt.d.ts.map