cd <путь к папке контейнера>
./launcher ssh <имя приложения>
chown -R discourse:discourse /var/www/discourse
sudo su - discourse
cd /var/www/discourse
RAILS_ENV=production bundle exec rake assets:clobber assets:precompile
./launcher stop app
./launcher start app
https://meta.discourse.org/t/restart-docker-instance-and-rebuild-translation-cache/14660/10