add windows platform

windows/ExperimentalFeatures.props

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+
+  <!--
+    This file contains some important settings that will apply globally for
+    your app and *all* native modules your app consumes. These values were
+    set when you created the app project, and in some cases cannot be
+    simply changed here without recreating a new project.
+  -->
+
+  <PropertyGroup Label="Microsoft.ReactNative Experimental Features">
+    <!--
+      Enables default usage of Hermes.
+      
+      See https://microsoft.github.io/react-native-windows/docs/hermes
+    -->
+    <UseHermes>true</UseHermes>
+
+    <!--
+      Changes compilation to assume use of WinUI 3 instead of System XAML.
+      Requires creation of new project.
+
+      See https://microsoft.github.io/react-native-windows/docs/winui3
+    -->
+    <UseWinUI3>false</UseWinUI3>
+
+    <!--
+      Changes compilation to assume use of Microsoft.ReactNative NuGet packages
+      instead of building the framework from source.
+      Requires creation of new project.
+
+      See https://microsoft.github.io/react-native-windows/docs/nuget
+    -->
+    <UseExperimentalNuget>false</UseExperimentalNuget>
+
+    <ReactExperimentalFeaturesSet>true</ReactExperimentalFeaturesSet>
+  
+  </PropertyGroup>
+
+</Project>