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/@tanstack/react-query/src/usePrefetchQuery.tsx

@@ -0,0 +1,19 @@
+import { useQueryClient } from './QueryClientProvider'
+import type { DefaultError, QueryClient, QueryKey } from '@tanstack/query-core'
+import type { UsePrefetchQueryOptions } from './types'
+
+export function usePrefetchQuery<
+  TQueryFnData = unknown,
+  TError = DefaultError,
+  TData = TQueryFnData,
+  TQueryKey extends QueryKey = QueryKey,
+>(
+  options: UsePrefetchQueryOptions<TQueryFnData, TError, TData, TQueryKey>,
+  queryClient?: QueryClient,
+) {
+  const client = useQueryClient(queryClient)
+
+  if (!client.getQueryState(options.queryKey)) {
+    client.prefetchQuery(options)
+  }
+}