feat(EnvelopeSmsService): SendTotpAsync-Methode hinzufügen, um totp unter Berücksichtigung der Ablaufzeit zu senden.

EnvelopeGenerator.Application/Contracts/IEnvelopeSmsHandler.cs

@@ -0,0 +1,15 @@
+using EnvelopeGenerator.Application.DTOs.EnvelopeReceiver;
+using EnvelopeGenerator.Application.DTOs.Messaging;
+
+namespace EnvelopeGenerator.Application.Contracts;
+
+public interface IEnvelopeSmsHandler
+{
+    /// <summary>
+    /// If expiration is passed then, sends sms and returns smsResponse and up-to-date expiration; otherwise send expiration.
+    /// </summary>
+    /// <param name="er_secret"></param>
+    /// <param name="cToken"></param>
+    /// <returns></returns>
+    Task<(SmsResponse? SmsResponse, DateTime Expiration)> SendTotpAsync(EnvelopeReceiverSecretDto er_secret, CancellationToken cToken = default);
+}

EnvelopeGenerator.Application/Contracts/IEnvelopeSmsService.cs

@@ -1,5 +0,0 @@
-namespace EnvelopeGenerator.Application.Contracts;
-
-public interface IEnvelopeSmsService
-{
-}