Added scoverage, but only the command-line option "-coverage-out ..." appears to really work.

Author: Dean Wampler

.gitignore

@@ -25,3 +25,4 @@ _site
 project/metals.sbt
 .bsp/
 src/worksheet/
+coverage/

build.sbt

@@ -57,6 +57,7 @@ lazy val root = project
       // "-Xmigration",                       // Warn about constructs whose behavior may have changed since version.
       // "-Ysafe-init",                       // Warn on field access before initialization
       // "-Yexplicit-nulls",                  // For explicit nulls behavior.
+      "-coverage-out", "coverage"             // Output "scoverage" metrics (new for Scala 3.2.0)
     ),
     Compile / console / scalacOptions := scalacOptions.value,
     fork := true,

project/plugins.sbt

@@ -2,3 +2,5 @@ resolvers ++= Seq(
   "Sonatype Releases" at "https://oss.sonatype.org/content/repositories/releases",
   "Sonatype snapshots" at "https://oss.sonatype.org/content/repositories/snapshots/"
 )
+
+addSbtPlugin("org.scoverage" % "sbt-scoverage" % "2.0.6")