begin scaffolding data access layer

DataAccessLayer/UserCredential.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+
+namespace DataAccessLayer;
+
+public partial class UserCredential
+{
+    public Guid UserCredentialID { get; set; }
+
+    public Guid UserAccountID { get; set; }
+
+    public DateTime CreatedAt { get; set; }
+
+    public DateTime Expiry { get; set; }
+
+    public string Hash { get; set; } = null!;
+
+    public virtual UserAccount UserAccount { get; set; } = null!;
+}