Bootstrap the reactive sample app

ReactiveExample/Program.cs

@@ -0,0 +1,10 @@
+using System;
+
+namespace ReactiveExample {
+	class Program {
+		static void Main (string [] args)
+		{
+			Console.WriteLine ("Hello World!");
+		}
+	}
+}

ReactiveExample/ReactiveExample.csproj

@@ -0,0 +1,8 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <OutputType>Exe</OutputType>
+        <TargetFramework>netcoreapp3.1</TargetFramework>
+    </PropertyGroup>
+
+</Project>

Terminal.sln

@@ -12,6 +12,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "UICatalog", "UICatalog\UICa
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "UnitTests", "UnitTests\UnitTests.csproj", "{8B901EDE-8974-4820-B100-5226917E2990}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ReactiveExample", "ReactiveExample\ReactiveExample.csproj", "{44E15B48-0DB2-4560-82BD-D3B7989811C3}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -60,6 +62,14 @@ Global
 		{8B901EDE-8974-4820-B100-5226917E2990}.Release|Any CPU.Build.0 = Release|Any CPU
 		{8B901EDE-8974-4820-B100-5226917E2990}.Release|x86.ActiveCfg = Release|Any CPU
 		{8B901EDE-8974-4820-B100-5226917E2990}.Release|x86.Build.0 = Release|Any CPU
+		{44E15B48-0DB2-4560-82BD-D3B7989811C3}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{44E15B48-0DB2-4560-82BD-D3B7989811C3}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{44E15B48-0DB2-4560-82BD-D3B7989811C3}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{44E15B48-0DB2-4560-82BD-D3B7989811C3}.Debug|x86.Build.0 = Debug|Any CPU
+		{44E15B48-0DB2-4560-82BD-D3B7989811C3}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{44E15B48-0DB2-4560-82BD-D3B7989811C3}.Release|Any CPU.Build.0 = Release|Any CPU
+		{44E15B48-0DB2-4560-82BD-D3B7989811C3}.Release|x86.ActiveCfg = Release|Any CPU
+		{44E15B48-0DB2-4560-82BD-D3B7989811C3}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE