lazy val root = project .in(file(".")) .settings( name := "aoc2021", version := "0.1.0", scalaVersion := "3.1.0", scalacOptions ++= Seq( "-Yexplicit-nulls", "-language:strict-equality", "-deprecation", ), libraryDependencies ++= Seq( "org.typelevel" %% "cats-core" % "2.6.1", "org.typelevel" %% "cats-effect" % "3.1.1", "org.typelevel" %% "kittens" % "3.0.0-M1", ) ) Runtime / unmanagedSources += baseDirectory.value / "input"