New curse website breaks at least `add`

[Former user]

e.g. add deadly-boss-mods gives

adding deadly-boss-mods
Addon couldn't be found on curse. If this issue persists create a  bug ticket.
No addon found with the name 'deadly-boss-mods'. Skipping.
added []

[fread2281]

https://github.com/ephraim/lcurse works as a replacement