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/metro-core/src/Terminal.d.ts

@@ -0,0 +1,79 @@
+/**
+ * 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.
+ *
+ * @noformat
+ * @oncall react_native
+ * @generated SignedSource<<0b066ed2be97f8d1db5abb8f1a933cb0>>
+ *
+ * This file was translated from Flow by scripts/generateTypeScriptDefinitions.js
+ * Original file: packages/metro-core/src/Terminal.js
+ * To regenerate, run:
+ *   js1 build metro-ts-defs (internal) OR
+ *   yarn run build-ts-defs (OSS) 
+ */
+
+import type {Socket} from 'net';
+import type {Writable} from 'stream';
+
+type UnderlyingStream = Socket | Writable;
+/**
+ * We don't just print things to the console, sometimes we also want to show
+ * and update progress. This utility just ensures the output stays neat: no
+ * missing newlines, no mangled log lines.
+ *
+ *     const terminal = Terminal.default;
+ *     terminal.status('Updating... 38%');
+ *     terminal.log('warning: Something happened.');
+ *     terminal.status('Updating, done.');
+ *     terminal.persistStatus();
+ *
+ * The final output:
+ *
+ *     warning: Something happened.
+ *     Updating, done.
+ *
+ * Without the status feature, we may get a mangled output:
+ *
+ *     Updating... 38%warning: Something happened.
+ *     Updating, done.
+ *
+ * This is meant to be user-readable and TTY-oriented. We use stdout by default
+ * because it's more about status information than diagnostics/errors (stderr).
+ *
+ * Do not add any higher-level functionality in this class such as "warning" and
+ * "error" printers, as it is not meant for formatting/reporting. It has the
+ * single responsibility of handling status messages.
+ */
+declare class Terminal {
+  constructor(stream: UnderlyingStream, opts?: {ttyPrint?: boolean});
+  waitForUpdates(): Promise<void>;
+  /**
+   * Useful for calling console/stdout directly after terminal logs
+   * Otherwise, you could end up with mangled output when the queued
+   * update starts writing to stream after a delay.
+   */
+  flush(): Promise<void>;
+  /**
+   * Shows some text that is meant to be overriden later. Return the previous
+   * status that was shown and is no more. Calling `status()` with no argument
+   * removes the status altogether. The status is never shown in a
+   * non-interactive terminal: for example, if the output is redirected to a
+   * file, then we don't care too much about having a progress bar.
+   */
+  status(format: string, ...args: Array<unknown>): string;
+  /**
+   * Similar to `console.log`, except it moves the status/progress text out of
+   * the way correctly. In non-interactive terminals this is the same as
+   * `console.log`.
+   */
+  log(format: string, ...args: Array<unknown>): void;
+  /**
+   * Log the current status and start from scratch. This is useful if the last
+   * status was the last one of a series of updates.
+   */
+  persistStatus(): void;
+}
+export default Terminal;