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/preact/devtools/package.json

@@ -0,0 +1,25 @@
+{
+  "name": "preact-devtools",
+  "amdName": "preactDevtools",
+  "version": "1.0.0",
+  "private": true,
+  "description": "Preact bridge for Preact devtools",
+  "main": "dist/devtools.js",
+  "module": "dist/devtools.module.js",
+  "umd:main": "dist/devtools.umd.js",
+  "source": "src/index.js",
+  "license": "MIT",
+  "types": "src/index.d.ts",
+  "peerDependencies": {
+    "preact": "^10.0.0"
+  },
+  "exports": {
+    ".": {
+      "types": "./src/index.d.ts",
+      "browser": "./dist/devtools.module.js",
+      "umd": "./dist/devtools.umd.js",
+      "import": "./dist/devtools.mjs",
+      "require": "./dist/devtools.js"
+    }
+  }
+}