First successfull build

EnvelopeGenerator.ReceiverUI/EnvelopeGenerator.ReceiverUI.Client/Services/IEnvelopeService.cs

@@ -1,6 +1,18 @@
-namespace EnvelopeGenerator.ReceiverUI.Client.Services
+using EnvelopeGenerator.ReceiverUI.Client.Models;
+using EnvelopeGenerator.ReceiverUI.Client.Services.Base;
+
+namespace EnvelopeGenerator.ReceiverUI.Client.Services;
+
+/// <summary>
+/// Kommuniziert mit EnvelopeController und EnvelopeReceiverController.
+/// Verwendet Client-eigene Models statt der Server-DTOs.
+/// </summary>
+public interface IEnvelopeService
 {
-    public interface IEnvelopeService
-    {
-    }
-}
+    /// <summary>Lädt Umschläge → GET /api/envelope</summary>
+    Task<ApiResponse<IEnumerable<EnvelopeModel>>> GetEnvelopesAsync(CancellationToken ct = default);
+
+    /// <summary>Lädt EnvelopeReceiver → GET /api/envelopereceiver</summary>
+    Task<ApiResponse<IEnumerable<EnvelopeReceiverModel>>> GetEnvelopeReceiversAsync(
+        CancellationToken ct = default);
+}