Contents of the extension to disappear

[dendrofen]

Pressing the cross button causes the contents of the extension to disappear

Video

https://www.veed.io/view/1cc45d18-6a96-4a1d-8416-3b864d3cf812?panel=share

Extension source used from commit

https://github.com/konvajs/konva-devtool/tree/00a295e80079f2ee3a240ec022468b291e0ce7f3

Environment info:

Google Chome Version 114.0.5735.106 (Official Build) (arm64)
Mac Air M2 13''