Converted auth to identity server endpoints and utilize bearer2 access token

src/App/Abstractions/Services/ITokenService.cs

@@ -0,0 +1,19 @@
+using System;
+
+namespace Bit.App.Abstractions
+{
+    public interface ITokenService
+    {
+        string Token { get; set; }
+        string RefreshToken { get; set; }
+        [Obsolete("Old auth scheme")]
+        string AuthBearer { get; set; }
+        DateTime TokenExpiration { get; }
+        bool TokenExpired { get; }
+        TimeSpan TokenTimeRemaining { get; }
+        bool TokenNeedseRefresh { get; }
+        string TokenUserId { get; }
+        string TokenEmail { get; }
+        string TokenName { get; }
+    }
+}