Changelog:
* repl and console targets now support forkArgs and forkEnv
* Support for Scala 3 release candidates and new Scaladoc 3 tool
* Support for Scala.js on Scala 3
* Scala Native improvements
* Test runner now uses an args file to support running tests on Windows
* GenIdea: better supports source jars, full config contributions and
provided/runtime dependencies
* Various dependency updates
* Documentation site reworked to support multiple release versions
* Improved CI setup to better test mill on Windows
PR: 254886
Reported by: freebsd-ports@jan0sch.de (maintainer)