[fix]: Fixed Unknown App0 Marker add profileResolver missing

src/ImageSharp/Formats/Jpeg/JpegDecoderCore.cs

@@ -753,10 +753,7 @@ private void ProcessApplicationHeaderMarker(BufferedReadStream stream, int remai
         Span<byte> temp = stackalloc byte[2 * 16 * 4];
 
         stream.Read(temp, 0, JFifMarker.Length);
-        if (!JFifMarker.TryParse(temp, out this.jFif))
-        {
-            JpegThrowHelper.ThrowNotSupportedException("Unknown App0 Marker - Expected JFIF.");
-        }
+        _ = JFifMarker.TryParse(temp, out this.jFif);
 
         remaining -= JFifMarker.Length;
 

tests/ImageSharp.Tests/Formats/Jpg/JpegDecoderTests.cs

@@ -326,6 +326,17 @@ public void Issue2478_DecodeWorks<TPixel>(TestImageProvider<TPixel> provider)
         image.CompareToOriginal(provider);
     }
 
+    // https://github.com/SixLabors/ImageSharp/discussions/2564
+    [Theory]
+    [WithFile(TestImages.Jpeg.Issues.Issue2564, PixelTypes.Rgba32)]
+    public void Issue2564_DecodeWorks<TPixel>(TestImageProvider<TPixel> provider)
+        where TPixel : unmanaged, IPixel<TPixel>
+    {
+        using Image<TPixel> image = provider.GetImage(JpegDecoder.Instance);
+        image.DebugSave(provider);
+        image.CompareToOriginal(provider);
+    }
+
     [Theory]
     [WithFile(TestImages.Jpeg.Issues.HangBadScan, PixelTypes.L8)]
     public void DecodeHang<TPixel>(TestImageProvider<TPixel> provider)

tests/ImageSharp.Tests/TestImages.cs

@@ -302,6 +302,7 @@ public static class Issues
             public const string Issue2334_NotEnoughBytesA = "Jpg/issues/issue-2334-a.jpg";
             public const string Issue2334_NotEnoughBytesB = "Jpg/issues/issue-2334-b.jpg";
             public const string Issue2478_JFXX = "Jpg/issues/issue-2478-jfxx.jpg";
+            public const string Issue2564 = "Jpg/issues/issue-2564.jpg";
             public const string HangBadScan = "Jpg/issues/Hang_C438A851.jpg";
 
             public static class Fuzz