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VisionBuilder.UI.Avalonia.Uno/Services/AvaloniaPasswordInputService.cs

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+using VisionBuilder.UI.Common.Services;
+using VisionBuilder.UI.Avalonia.Uno.Views;
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Controls.ApplicationLifetimes;
+
+namespace VisionBuilder.UI.Avalonia.Uno.Services;
+
+public class AvaloniaPasswordInputService : IPasswordInputService
+{
+    public async Task<string?> GetPasswordAsync()
+    {
+        var dialog = new PasswordDialog();
+        var parent = GetMainWindow();
+        if (parent != null)
+            return await dialog.ShowDialog<string?>(parent);
+        return null;
+    }
+
+    private static Window? GetMainWindow()
+    {
+        if (Application.Current?.ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
+            return desktop.MainWindow;
+        return null;
+    }
+}