According to this web post, there's a new online way to renew your passport that may or may not work, and that you may or may not want to use. I suppose the best news in the article is the State Department says don't worry we're up to speed and everything is back to normal, you can believe that or not as you choose.
https://thriftytraveler.com/news/travel/online-passport-renewal-public-rollout/