Code samples for https://medium.com/@sebastien.boulet/84826f949ae8

AutomaticPullRemoteCache.scala

compileIncremental := compileIncremental.dependsOn(pullRemoteCache).value, 
products           := products.dependsOn(pullRemoteCache).value, 
copyResources      := copyResources.dependsOn(pullRemoteCache).value

CacheGenerators.scala

val cacheGenerators = settingKey[Seq[Task[Seq[File]]]](
   "List of tasks that generate cache files to include in remote cache artifacts."
)

LocalRemoteCache.scala

ThisBuild / pushRemoteCacheTo := Some(MavenCache("local-cache", file("/tmp/remote-cache")))

RemoteArtifactCoordinate.scala

groupID % artifactID % revision % configuration
"tv.teads" % "api-commons" % "0.0.0-5e94c5faaaef95ea" "cached-compile"

ScalafixCacheGenerator.scala

cacheGenerators += Def.task {
   val scalafixCacheDir = (scalafix / streams).value.cacheDirectory
   val scalafixCacheFiles =
     (scalafixCacheDir ** ("*" -- "out" -- "err")).filter(_.isFile).get()
   scalafixCacheFiles
 }.dependsOn(scalafixCheckAll).taskValue

TestQuickCacheGenerator.scala

cacheGenerators += Def
   .task {
     val s             = (test / streams).value
     val succeededFile = Defaults.succeededFile(s.cacheDirectory)
     val cacheFiles    = if (succeededFile.isFile) Seq(succeededFile) else Seq.empty
     cacheFiles
   }.dependsOn(testQuick.toTask("")).taskValue