I have already linked nostr, but I wonder is there any way I can use "Link Lightning" option using my CLN node?

skhron

https://stacker.news/settings

 and there you can link it to your account.

At the bottom of the page there should be "auth methods" section.

Below that you will see a link lighting option

lightning

LNURL auth for CLN user

I believe you go to https://stacker.news/settings and there you can link it to your account.

At the bottom of the page there should be "auth methods" section. 

Below that you will see a link lighting option