add passkey functionality

Oqtane.Shared/Models/UserPasskey.cs

@@ -0,0 +1,28 @@
+namespace Oqtane.Models
+{
+    /// <summary>
+    /// Passkey properties 
+    /// </summary>
+    public class UserPasskey
+    {
+        /// <summary>
+        ///  the credential ID for this passkey 
+        /// </summary>
+        public byte[] CredentialId { get; set; }
+
+        /// <summary>
+        /// The friendly name of the passkey
+        /// </summary>
+        public string Name { get; set; }
+
+        /// <summary>
+        /// The User which this passkey belongs to
+        /// </summary>
+        public int UserId { get; set; }
+
+        /// <summary>
+        /// A serialized JSON object from the navigator.credentials.create() JavaScript API - only populated during Add
+        /// </summary>
+        public string CredentialJson { get; set; }       
+    }
+}