Return HTTP 200 for root GET request

This should allow AWS health checks

Author: reloni

RequestTests.paw

@@ -0,0 +1,15 @@
+using System;
+using Microsoft.AspNetCore.Mvc;
+
+namespace SimpleToDoService
+{
+	[Route("/")]
+	public class RootController : Controller
+	{
+		[HttpGet]
+		public IActionResult Get()
+		{
+			return Ok();
+		}
+	}
+}

src/SimpleToDoService/Controllers/RootController.cs

@@ -37,8 +37,6 @@ public void ConfigureServices(IServiceCollection services)
 						o.SerializerSettings.NullValueHandling = Newtonsoft.Json.NullValueHandling.Ignore;
 					});
 
-
-
 			var connectionString = Configuration["DbContextSettings:ConnectionString_Postgres"];
 			connectionString = connectionString.Replace("{USER_ID}", Environment.GetEnvironmentVariable("POSTGRES_USER"))
 			                                   .Replace("{PASSWORD}", Environment.GetEnvironmentVariable("POSTGRES_PASSWORD"))