feat: Update package references and enhance AI extraction service with CSV output functionality

MaddoShared.Tests/PickerPreferenceServiceTests.cs

@@ -0,0 +1,58 @@
+using System;
+using System.IO;
+using ImageCatalog;
+using ImageCatalog_2.Services;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using Shouldly;
+
+namespace MaddoShared.Tests;
+
+[TestClass]
+public class PickerPreferenceServiceTests
+{
+    [TestMethod]
+    public void RememberValue_PersistsExactFilePath()
+    {
+        using var tempDirectory = new TemporaryDirectory();
+        var preferencesFile = Path.Combine(tempDirectory.Path, "userprefs.xml");
+        var service = new PickerPreferenceService(new ParametriSetup(preferencesFile));
+        var settingsFile = Path.Combine(tempDirectory.Path, "nested", "settings.xml");
+
+        service.RememberValue(PickerPreferenceKeys.LastSettingsFile, settingsFile);
+
+        service.GetRememberedValue(PickerPreferenceKeys.LastSettingsFile).ShouldBe(settingsFile);
+    }
+
+    [TestMethod]
+    public void ForgetValue_RemovesStoredPreference()
+    {
+        using var tempDirectory = new TemporaryDirectory();
+        var preferencesFile = Path.Combine(tempDirectory.Path, "userprefs.xml");
+        var service = new PickerPreferenceService(new ParametriSetup(preferencesFile));
+
+        service.RememberValue(PickerPreferenceKeys.LastSettingsFile, Path.Combine(tempDirectory.Path, "settings.xml"));
+
+        service.ForgetValue(PickerPreferenceKeys.LastSettingsFile);
+
+        service.GetRememberedValue(PickerPreferenceKeys.LastSettingsFile).ShouldBeNull();
+    }
+
+    private sealed class TemporaryDirectory : IDisposable
+    {
+        public TemporaryDirectory()
+        {
+            Path = System.IO.Path.Combine(System.IO.Path.GetTempPath(), System.IO.Path.GetRandomFileName());
+            Directory.CreateDirectory(Path);
+        }
+
+        public string Path { get; }
+
+        public void Dispose()
+        {
+            if (Directory.Exists(Path))
+            {
+                Directory.Delete(Path, recursive: true);
+            }
+        }
+    }
+}