增加ImageCache微信 图片缓存

Core/MAX.Framework/Commons/UnifyStatusCodeMiddleware.cs

@@ -59,7 +59,7 @@ namespace MAX.Framework.Commons
 			}
 
 			var originalBody = context.Response.Body;
-			var buffer = _streamManager.GetStream();
+			using var buffer = _streamManager.GetStream();
 
 			context.Response.Body = buffer;
 
@@ -126,7 +126,6 @@ namespace MAX.Framework.Commons
 				PropertyNamingPolicy = JsonNamingPolicy.CamelCase
 			});
 
-			buffer.Dispose();
 		}
 
 		private static bool IsPassthroughByRequest(HttpContext context)