Refactored startup. Updated usings. Removed dockerignore

Moonlight.ApiServer/Http/Controllers/OAuth2/OAuth2Controller.cs

@@ -4,6 +4,7 @@ using System.Security.Claims;
 using System.Text;
 using System.Text.RegularExpressions;
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.IdentityModel.Tokens;