Reapply "8.2版本上传"

This reverts commit e9af7221de.

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

@@ -0,0 +1,14 @@
+using System;
+
+namespace UnityFS
+{
+    [Flags]
+    public enum ArchiveFlags
+    {
+        CompressionTypeMask = 0x3f,
+        BlocksAndDirectoryInfoCombined = 0x40,
+        BlocksInfoAtTheEnd = 0x80,
+        OldWebPluginCompatibility = 0x100,
+        BlockInfoNeedPaddingAtStart = 0x200
+    }
+}