Add WebRootImageProvider

Author: ronaldbarendse

src/ImageSharp.Web/Providers/WebRootImageProvider.cs

@@ -0,0 +1,29 @@
+// Copyright (c) Six Labors.
+// Licensed under the Apache License, Version 2.0.
+
+using Microsoft.AspNetCore.Hosting;
+
+namespace SixLabors.ImageSharp.Web.Providers
+{
+    /// <summary>
+    /// Returns images from the web root file provider.
+    /// </summary>
+    public sealed class WebRootImageProvider : FileProviderImageProvider
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="WebRootImageProvider"/> class.
+        /// </summary>
+        /// <param name="environment">The web hosting environment.</param>
+        /// <param name="formatUtilities">Contains various format helper methods based on the current configuration.</param>
+        public WebRootImageProvider(
+#if NETCOREAPP2_1
+            IHostingEnvironment environment,
+#else
+            IWebHostEnvironment environment,
+#endif
+            FormatUtilities formatUtilities)
+            : base(environment.WebRootFileProvider, formatUtilities)
+        {
+        }
+    }
+}