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/viem/utils/signature/toPrefixedMessage.ts

@@ -0,0 +1,27 @@
+import { presignMessagePrefix } from '../../constants/strings.js'
+import type { ErrorType } from '../../errors/utils.js'
+import type { Hex, SignableMessage } from '../../types/misc.js'
+import { type ConcatErrorType, concat } from '../data/concat.js'
+import { size } from '../data/size.js'
+import {
+  type BytesToHexErrorType,
+  bytesToHex,
+  type StringToHexErrorType,
+  stringToHex,
+} from '../encoding/toHex.js'
+
+export type ToPrefixedMessageErrorType =
+  | ConcatErrorType
+  | StringToHexErrorType
+  | BytesToHexErrorType
+  | ErrorType
+
+export function toPrefixedMessage(message_: SignableMessage): Hex {
+  const message = (() => {
+    if (typeof message_ === 'string') return stringToHex(message_)
+    if (typeof message_.raw === 'string') return message_.raw
+    return bytesToHex(message_.raw)
+  })()
+  const prefix = stringToHex(`${presignMessagePrefix}${size(message)}`)
+  return concat([prefix, message])
+}