We can borrow much of the config from: - [skillrx Dockerfile.dev](https://github.com/rubyforgood/skillrx/blob/main/Dockerfile.dev) - [skillrx docker compose dev](https://github.com/rubyforgood/skillrx/blob/main/docker-compose.dev.yml ) As of today, SkillRx is on Ruby 4.0.1; let's do the same for this app.