Infrastructure: Add JavaFX dependency for CodeMirror code tabs

Author: ERSUCC

build.sbt

@@ -17,7 +17,16 @@ Compile / scalaSource := baseDirectory.value / "src" / "main"
 Test / scalaSource    := baseDirectory.value / "src" / "test"
 scalacOptions ++= Seq("-deprecation", "-unchecked", "-Xfatal-warnings", "-encoding", "us-ascii", "-feature", "-release", "11", "-Wunused:linted")
 
+lazy val osName = (System.getProperty("os.name"), System.getProperty("os.arch")) match {
+  case (n, _) if n.startsWith("Linux") => "linux"
+  case (n, arch) if n.startsWith("Mac") && arch == "aarch64" => "mac-aarch64"
+  case (n, _) if n.startsWith("Mac") => "mac"
+  case (n, _) if n.startsWith("Windows") => "win"
+  case _ => throw new Exception("Unknown platform!")
+}
+
 libraryDependencies ++= Seq(
   "com.google.guava" % "guava" % "18.0",
-  "org.scala-lang.modules" %% "scala-parallel-collections" % "1.2.0"
+  "org.scala-lang.modules" %% "scala-parallel-collections" % "1.2.0",
+  "org.openjfx" % s"javafx-swing" % "21.0.6" classifier osName
 )