Steps to reproduce:
- enable vertical tabs
- open two tabs. select the second one
- drag second tab onto first to create tree
- observe nothing to show which tab is selected (tab 2 is still selected)
Expected behavior:
there should be the light grey fill.
Orion, OS version; hardware type:
Version 0.99.123.3.3-rc (WebKit 616.1.4.5)
MacBook Pro (macOS Ventura 13.2.1 build 22D68)
Image/Video: