Project is built with mill, and as such it adopts mill's project structure
To prepare the project for intellij, run mill mill.scalalib.GenIdeaModule/idea
in the project folder (YMMV)
mill all batchby.test
or, to keep testing as the code changes,
mill --watch all batchby.test
Need to find out how to integrate scoverage
with mill
mill batchby.assembly