chore: import upstream snapshot with attribution

dotnet/samples/GettingStartedWithProcesses/Step02/Models/AccountDetails.cs

@@ -0,0 +1,19 @@
+// Copyright (c) Microsoft. All rights reserved.
+
+namespace Step02.Models;
+
+/// <summary>
+/// Represents the data structure for a form capturing details of a new customer, including personal information, contact details, account id and account type.<br/>
+/// Class used in <see cref="Step02a_AccountOpening"/>, <see cref="Step02b_AccountOpening"/> samples
+/// </summary>
+public class AccountDetails : NewCustomerForm
+{
+    public Guid AccountId { get; set; }
+    public AccountType AccountType { get; set; }
+}
+
+public enum AccountType
+{
+    PrimeABC,
+    Other,
+}