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/confbox/dist/toml.d.cts

@@ -0,0 +1,22 @@
+/**
+ * Converts a [TOML](https://toml.io/) string into an object.
+ *
+ * @NOTE Comments and indentation is not preserved after parsing.
+ *
+ * @template T The type of the return value.
+ * @param text The TOML string to parse.
+ * @returns The JavaScript value converted from the TOML string.
+ */
+declare function parseTOML<T = unknown>(text: string): T;
+/**
+ * Converts a JavaScript value to a [TOML](https://toml.io/) string.
+ *
+ * @NOTE Comments and indentation is not preserved in the output.
+ *
+ * @param value
+ * @param options
+ * @returns The YAML string converted from the JavaScript value.
+ */
+declare function stringifyTOML(value: any): string;
+
+export { parseTOML, stringifyTOML };