Breaking changes for the Delivery API (#14745)

* Use interfaces for API media return values + introduce dedicated models for crops and focal points

* Move content and media controllers to their own namespaces

src/Umbraco.Core/Models/DeliveryApi/IApiMediaWithCrops.cs

@@ -0,0 +1,8 @@
+namespace Umbraco.Cms.Core.Models.DeliveryApi;
+
+public interface IApiMediaWithCrops : IApiMedia
+{
+    public ImageFocalPoint? FocalPoint { get; }
+
+    public IEnumerable<ImageCrop>? Crops { get; }
+}

src/Umbraco.Core/Models/DeliveryApi/IApiMediaWithCropsResponse.cs

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+namespace Umbraco.Cms.Core.Models.DeliveryApi;
+
+public interface IApiMediaWithCropsResponse : IApiMediaWithCrops
+{
+    public string Path { get; }
+
+    public DateTime CreateDate { get; }
+
+    public DateTime UpdateDate { get; }
+}

src/Umbraco.Core/Models/DeliveryApi/ImageCrop.cs

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+namespace Umbraco.Cms.Core.Models.DeliveryApi;
+
+public class ImageCrop
+{
+    public ImageCrop(string? alias, int width, int height, ImageCropCoordinates? coordinates)
+    {
+        Alias = alias;
+        Width = width;
+        Height = height;
+        Coordinates = coordinates;
+    }
+
+    public string? Alias { get; }
+
+    public int Width { get; }
+
+    public int Height { get; }
+
+    public ImageCropCoordinates? Coordinates { get; }
+}

src/Umbraco.Core/Models/DeliveryApi/ImageCropCoordinates.cs

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+namespace Umbraco.Cms.Core.Models.DeliveryApi;
+
+public class ImageCropCoordinates
+{
+    public ImageCropCoordinates(decimal x1, decimal y1, decimal x2, decimal y2)
+    {
+        X1 = x1;
+        Y1 = y1;
+        X2 = x2;
+        Y2 = y2;
+    }
+
+    public decimal X1 { get; }
+
+    public decimal Y1 { get; }
+
+    public decimal X2 { get; }
+
+    public decimal Y2 { get; }
+}

src/Umbraco.Core/Models/DeliveryApi/ImageFocalPoint.cs

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+namespace Umbraco.Cms.Core.Models.DeliveryApi;
+
+public class ImageFocalPoint
+{
+    public ImageFocalPoint(decimal left, decimal top)
+    {
+        Left = left;
+        Top = top;
+    }
+
+    public decimal Left { get; }
+
+    public decimal Top { get; }
+}