Initial API setup and basic program functioning

Emergence.models/UserModel.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Emergence.models
+{
+    public class UserModel
+    {
+        public int Id { get; set; }
+        public string Username { get; set; }
+        public string Email { get; set; }
+    }
+}