WIP Image imports and file access

Toolkit.Avalonia/ImageProvider.cs

@@ -0,0 +1,19 @@
+using Avalonia.Media.Imaging;
+using Toolkit.Foundation;
+
+namespace Toolkit.Avalonia;
+
+public class ImageProvider(IImageResizer imageResizer) : 
+    IImageProvider
+{
+    public async Task<IImageDescriptor> Get(string filePath, 
+        int width, 
+        int height, 
+        bool maintainAspectRatio)
+    {
+        await using FileStream stream = File.OpenRead(filePath);
+        Bitmap resizedImage = imageResizer.Resize(stream, width, height, maintainAspectRatio);
+
+        return new ImageDescriptor(resizedImage, width, height);
+    }
+}