fix gif caching

Pocket Poster/Packages/GIFImage/Sources/extension/Data+GIFImage.swift

@@ -0,0 +1,15 @@
+//
+//  File.swift
+//  
+//
+//  Created by Igor Ferreira on 05/04/2022.
+//
+
+import Foundation
+import ImageIO
+
+extension Data {
+    func imageAsyncSequence() throws -> CGImageSourceFrameSequence {
+        return try CGImageSourceFrameSequence(data: self)
+    }
+}