• localhost on a docker container is scoped to it’s own internal network. So if you want localhost to refer to the “HOST” i.e the machine running docker, on mac we can use host.docker.internal -
  • https://stackoverflow.com/a/67781603/7207193

---

• ok so after battling with docker and fighting with networking issues for fly.io. A quick test with Railway has blown my mind. It lives up to the it just works motto and I can just deploy the same src code and run commands which I run locally. Railway seems like the clear winner with regards to hosting a quick node server easily and quickly!