> + clean

## verbose
> + -v compile

## test scoped task
## this should not force any Scala version changes to other subprojects
> + baz/check

## test input task
> + foo / testOnly foo.FooSpec
> + testOnly foo.FooSpec

## test + with task in multi-project with different Scala versions
> + check

## test + with command or alias
> clean
## for command cross building you do need crossScalaVerions on root
> set root/crossScalaVersions := Seq("2.12.18", "2.13.12")
> + build
$ exists foo/target/scala-2.12
$ exists foo/target/scala-2.13
$ exists bar/target/scala-2.12
$ exists bar/target/scala-2.13
$ exists client/target/scala-2.12
$ exists client/target/scala-2.13
