[gh123man]

Last I checked golang is not packaged either and that doesn't make it any less useful on Linux.

Swift works great on Linux. You can install it manually, or use the official docker image. I prefer using docker and have had a great experience (both developing and deploying).

[sanxiyn]

golang is packaged in Ubuntu since 18.04. Last time you checked must have been a long time ago.

https://packages.ubuntu.com/golang