Add envelope settings step to wizard

Introduced a new step (step 2) in the `CreateEnvelopeWizardPopup` for configuring envelope settings, including security, reminders, and expiration options.

- Added fields for certification type, final email options, 2FA, access codes, and reminder settings.
- Updated step titles, descriptions, and total steps from 4 to 5.
- Implemented validation logic for the new settings step.
- Added methods to handle changes in settings fields and apply defaults.
- Updated `CreateEnvelopeWizardResult` and `CreateEnvelopeBootstrapPayload` to include new fields.
- Modified `SenderEditorPage` and `SenderPage` to handle new settings.
- Styled the new step with updated CSS for grids, groups, and toggles.
- Refactored state reset logic to initialize new fields.

EnvelopeGenerator.Server/EnvelopeGenerator.Server.Client/Services/CreateEnvelopeBootstrapStorageService.cs

@@ -47,6 +47,16 @@ public sealed record CreateEnvelopeBootstrapPayload(
     string Message,
     int? EnvelopeTypeId,
     string Language,
+    bool UseAccessCode,
+    bool TFAEnabled,
+    int CertificationType,
+    int FinalEmailToCreator,
+    int FinalEmailToReceivers,
+    bool SendReminderEmails,
+    int FirstReminderDays,
+    int ReminderIntervalDays,
+    int ExpiresWhenDays,
+    int ExpiresWarningWhenDays,
     IReadOnlyList<CreateEnvelopeBootstrapReceiver> Receivers,
     byte[]? DocumentBytes,
     string? DocumentFileName);