こうか
git fetch && git checkout v2.2.0 && bundle install && yarn install && RAILS_ENV=production bundle exec rails db:migrate && RAILS_ENV=production bundle exec rails assets:precompile && RAILS_ENV=production bundle exec rails mastodon:maintenance:remove_regeneration_marker && sudo systemctl restart mastodon-web.service mastodon-sidekiq.service mastodon-streaming.service