:art: change @scan to class

diff --git a/plug b/plug
index 76c3338b56c33b3e219ff0d5ca89c2a22f9095d5..2e91f33f6083bbff88f1c4d4fe6d9ca2ff8b89fd 160000 (submodule)
--- a/plug
+++ b/plug
@@ -1 +1 @@
-Subproject commit 76c3338b56c33b3e219ff0d5ca89c2a22f9095d5
+Subproject commit 2e91f33f6083bbff88f1c4d4fe6d9ca2ff8b89fd