Migrate a Rails App from Heroku to Render | Render
Your first Rails Web App — Know your Stack | by Florian Stagliano | Medium
Alef Oliveira on Twitter: "Has anyone had this problem when trying to deploy Rails 7 on Heroku? My stack: ruby: 3.0.2 rails: 7.0.0 #ruby #rails # heroku #deploy https://t.co/Y04A42CjGQ" / Twitter
Heroku - Deploy Broken : r/rails
ruby on rails - Heroku, Puma, Redis, Sidekiq and Connection Limits , ERR max number of clients reached - Stack Overflow
The Ruby on Rails database connection pool | by Maxence Malbois | Medium