Add new translations for ban flash message

app/controllers/application_controller.rb

@@ -23,14 +23,14 @@ class ApplicationController < ActionController::Base
     if current_user.present? && current_user.banned?
       name = current_user.screen_name
       # obligatory '2001: A Space Odyssey' reference
-      flash[:notice] = t('flash.ban.error', name: name)
+      flash[:notice] = t(".banned", name: name)
       current_ban = current_user.bans.current.first
       unless current_ban&.reason.nil?
-        flash[:notice] += "\n#{t('flash.ban.reason', reason: current_ban.reason)}"
+        flash[:notice] += "\n#{t('.reason', reason: current_ban.reason)}"
       end
       unless current_ban&.permanent?
         # TODO format banned_until
-        flash[:notice] += "\n#{t('flash.ban.until', time: current_ban.expires_at)}"
+        flash[:notice] += "\n#{t('.until', time: current_ban.expires_at)}"
       end
       sign_out current_user
       redirect_to new_user_session_path

config/locales/controllers.en.yml

@@ -183,6 +183,9 @@ en:
   user:
     sessions:
       create:
+        banned: "I'm sorry, %{name}, I'm afraid I can't do that."
+        reason: "Ban reason: %{reason}"
+        until: "Banned until: %{time}"
         info: "You have %{count} recovery codes remaining."
         error: :errors.invalid_otp
     registrations: