Create DotNet Core console app and mod .gitignore

.gitignore

@@ -1,7 +1,5 @@
 # ---> VisualStudioCode
-.vscode/*
+.vscode
-!.vscode/settings.json
+bin
-!.vscode/tasks.json
+obj
-!.vscode/launch.json
-!.vscode/extensions.json
 

GenericHost.csproj

@@ -0,0 +1,8 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp2.1</TargetFramework>
+  </PropertyGroup>
+
+</Project>

Program.cs

@@ -0,0 +1,12 @@
+using System;
+
+namespace GenericHost
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            Console.WriteLine("Hello World!");
+        }
+    }
+}