Unable to use middle mouse button to open a link in a new tab

[serv]

To repro

1. go to https://skyfeed.hns.siasky.net/#/user/d448f1562c20dbafa42badd9f88560cd1adb2f177b30f0aa048cb243e55d37bd/posts/4/13
2. try to use middle mouse button to open the matrix link in a new tab.

Expected

The browser should open a new tab and open the link.