According to <@U092N7GGG>: &gt; The warning is the...

# announcements

[Ruckus]

According to @yole:

The warning is there because the directory hierarchy matching the package structure is the most sane way to support mixed Java/Kotlin projects. If you don't have any Java code in your project and aren't planning to have it, you can turn off the inspection in the project settings.

https://discuss.kotlinlang.org/t/project-source-directory-structure/160