Let user remove nostr pubkey from account

config/routes.rb

@@ -33,6 +33,7 @@ Rails.application.routes.draw do
       post 'update_email'
       post 'reset_password'
       post 'set_nostr_pubkey'
+      delete 'nostr_pubkey', to: 'settings#remove_nostr_pubkey'
     end
   end