Add version specific scalafix config

.scalafix.conf

@@ -1,8 +1,10 @@
 rules = [
+  RemoveUnused,
   NoAutoTupling,
   DisableSyntax,
   LeakingImplicitClassVal,
   NoValInForComprehension,
+  ProcedureSyntax
 ]
 
 OrganizeImports {

.scalafix3.conf

@@ -0,0 +1,19 @@
+rules = [
+  NoAutoTupling,
+  DisableSyntax,
+  LeakingImplicitClassVal,
+  NoValInForComprehension,
+]
+
+OrganizeImports {
+  coalesceToWildcardImportThreshold = 8
+  expandRelative = true
+  groupedImports = Merge
+  importSelectorsOrder = SymbolsFirst
+  removeUnused = false
+  groups = [
+    "java."
+    "*"
+    "scala."
+  ]
+}

build.sbt

@@ -38,6 +38,13 @@ ThisBuild / scalacOptions ++= Seq("-explaintypes") ++ {
 
 ThisBuild / scalafixDependencies += Dependencies.Plugins.organizeImports
 
+scalafixConfig           := {
+  CrossVersion.partialVersion(scalaVersion.value) match {
+    case Some((3, _)) => Some((ThisBuild / baseDirectory).value / ".scalafix3.conf")
+    case _            => None
+  }
+}
+
 Test / parallelExecution := false
 Test / fork              := true
 
@@ -46,12 +53,10 @@ Global / onChangedBuildSource := ReloadOnSourceChanges
 libraryDependencies ++= all
 
 excludeDependencies ++= {
-  if (scalaBinaryVersion.value == "3")
-    Seq(
-      "com.typesafe.scala-logging" % "scala-logging_2.13",
-      "org.scala-lang.modules"     % "scala-collection-compat_2.13"
-    )
-  else Seq.empty
+  CrossVersion.partialVersion(scalaVersion.value) match {
+    case Some((3, _)) => Dependencies.scala3Exclusions
+    case _            => Seq.empty
+  }
 }
 
 addCommandAlias("checkFix", "scalafixAll --check OrganizeImports; scalafixAll --check")

project/Dependencies.scala

@@ -32,6 +32,11 @@ object Dependencies {
   val embeddedKafka = "io.github.embeddedkafka" %% "embedded-kafka" % "3.1.0"  % Test cross CrossVersion.for3Use2_13
   val scalaTest     = "org.scalatest"           %% "scalatest"      % "3.2.11" % Test
 
+  val scala3Exclusions = Seq(
+    "com.typesafe.scala-logging" % "scala-logging_2.13",
+    "org.scala-lang.modules"     % "scala-collection-compat_2.13"
+  )
+
   val core = Akka.base ++ Cats.all ++ Seq(
     kafkaClients,
     scalaLogging,