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/react-native/third-party-podspecs/DoubleConversion.podspec

@@ -0,0 +1,34 @@
+# 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.
+
+double_conversion_config = get_double_conversion_config()
+double_conversion_git_url = double_conversion_config[:git]
+
+Pod::Spec.new do |spec|
+  spec.name = 'DoubleConversion'
+  spec.version = '1.1.6'
+  spec.license = { :type => 'MIT' }
+  spec.homepage = 'https://github.com/google/double-conversion'
+  spec.summary = 'Efficient binary-decimal and decimal-binary conversion routines for IEEE doubles'
+  spec.authors = 'Google'
+  spec.prepare_command = 'mv src double-conversion'
+  spec.source = { :git => double_conversion_git_url,
+                  :tag => "v#{spec.version}" }
+  spec.module_name = 'DoubleConversion'
+  spec.header_dir = 'double-conversion'
+  spec.source_files = 'double-conversion/*.{h,cc}'
+  spec.compiler_flags = '-Wno-unreachable-code'
+
+  spec.user_target_xcconfig = { "HEADER_SEARCH_PATHS" => "\"$(PODS_ROOT)/DoubleConversion\"" }
+
+  spec.pod_target_xcconfig = {
+    "DEFINES_MODULE" => "YES",
+    "GCC_WARN_INHIBIT_ALL_WARNINGS" => "YES" # Disable warnings because we don't control this library
+  }
+
+  # Pinning to the same version as React.podspec.
+  spec.platforms = min_supported_versions
+
+end