Reapply "8.2版本上传"

This reverts commit e9af7221de.

Assets/01.HybridCLR/Editor/3rds/UnityFS/StreamFile.cs

@@ -0,0 +1,11 @@
+using System.IO;
+
+namespace UnityFS
+{
+    public class StreamFile
+    {
+        public string path;
+        public string fileName;
+        public Stream stream;
+    }
+}