feat: Enhance Face AI upload functionality and UI

- Updated MainWindow.axaml to increase height and add new UI elements for SSH upload configuration.
- Implemented commands for opening source and destination paths in file explorer.
- Added FaceUploadPath and SSH configuration properties to DataModel and AiSettingsViewModel.
- Introduced validation for FaceUploadPath format and commands for uploading face encoder output.
- Enhanced PickerPreferenceService to manage SSH credentials and upload preferences.
- Updated settings persistence to include FaceUploadPath and SSH preferences.
- Added tests for FaceUploadPath validation and upload command enabling logic.

CatalogLite/MainWindow.axaml.cs

@@ -2,6 +2,8 @@ using Avalonia.Controls;
 using Avalonia.Platform.Storage;
 using Avalonia.Threading;
 using Microsoft.Extensions.DependencyInjection;
+using System.Diagnostics;
+using System.IO;
 
 namespace CatalogLite;
 
@@ -21,24 +23,10 @@ public partial class MainWindow : Window
         _viewModel = viewModel;
         DataContext = _viewModel;
         _viewModel.UiInvoker = action => Dispatcher.UIThread.Invoke(action);
-        _viewModel.LoadConfigurationRequested += OnLoadConfigurationRequested;
         _viewModel.SelectSourceFolderRequested += OnSelectSourceFolderRequested;
         _viewModel.SelectDestinationFolderRequested += OnSelectDestinationFolderRequested;
         _viewModel.ShowMessageRequested += OnShowMessageRequested;
-    }
-
-    private async void OnLoadConfigurationRequested(object? sender, EventArgs e)
-    {
-        var files = await StorageProvider.OpenFilePickerAsync(new FilePickerOpenOptions
-        {
-            Title = "Carica configurazione XML",
-            FileTypeFilter = [new FilePickerFileType("XML") { Patterns = ["*.xml"] }]
-        });
-
-        if (files.Count > 0)
-        {
-            await _viewModel.LoadConfigurationFromFileAsync(files[0].Path.LocalPath);
-        }
+        _viewModel.LoadEmbeddedConfiguration();
     }
 
     private async void OnSelectSourceFolderRequested(object? sender, EventArgs e)
@@ -67,6 +55,16 @@ public partial class MainWindow : Window
         }
     }
 
+    private void OpenSourcePath_Click(object? sender, Avalonia.Interactivity.RoutedEventArgs e)
+    {
+        OpenInExplorer(_viewModel.SourcePath);
+    }
+
+    private void OpenDestinationPath_Click(object? sender, Avalonia.Interactivity.RoutedEventArgs e)
+    {
+        OpenInExplorer(_viewModel.DestinationPath);
+    }
+
     private async void OnShowMessageRequested(object? sender, LiteMessageEventArgs e)
     {
         await ShowMessageDialogAsync(e.Title, e.Message);
@@ -110,4 +108,46 @@ public partial class MainWindow : Window
         closeButton.Click += (_, _) => dialog.Close();
         await dialog.ShowDialog(this);
     }
+
+    private static void OpenInExplorer(string? path)
+    {
+        if (string.IsNullOrWhiteSpace(path))
+        {
+            return;
+        }
+
+        var normalizedPath = path.Trim().Trim('"');
+
+        try
+        {
+            if (File.Exists(normalizedPath))
+            {
+                Process.Start("explorer.exe", $"/select,\"{normalizedPath}\"");
+                return;
+            }
+
+            if (Directory.Exists(normalizedPath))
+            {
+                Process.Start(new ProcessStartInfo
+                {
+                    FileName = normalizedPath,
+                    UseShellExecute = true
+                });
+                return;
+            }
+
+            var containingDirectory = Path.GetDirectoryName(normalizedPath);
+            if (!string.IsNullOrWhiteSpace(containingDirectory) && Directory.Exists(containingDirectory))
+            {
+                Process.Start(new ProcessStartInfo
+                {
+                    FileName = containingDirectory,
+                    UseShellExecute = true
+                });
+            }
+        }
+        catch
+        {
+        }
+    }
 }