Added Entry initial repo and services for a create action.

Component/Entries/EntriesController.cs

@@ -0,0 +1,19 @@
+using Microsoft.AspNetCore.Mvc;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Diary.Component.Entries
+{
+	[ApiController]
+	[Route("[controller]")]
+	public class EntriesController:ControllerBase
+	{
+		public EntriesController()
+		{
+
+		}
+	}
+}