Add native build for play-json module

Author: satabin

.github/workflows/ci.yml

@@ -80,11 +80,11 @@ jobs:
 
       - name: Make target directories
         if: github.event_name != 'pull_request' && (startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/main')
-        run: mkdir -p circe/jvm/target testkit/native/target testkit/js/target core/.native/target playJson/jvm/target sprayJson/target core/.js/target circe/js/target core/.jvm/target circe/native/target playJson/js/target testkit/jvm/target project/target
+        run: mkdir -p circe/jvm/target playJson/native/target testkit/native/target testkit/js/target core/.native/target playJson/jvm/target sprayJson/target core/.js/target circe/js/target core/.jvm/target circe/native/target playJson/js/target testkit/jvm/target project/target
 
       - name: Compress target directories
         if: github.event_name != 'pull_request' && (startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/main')
-        run: tar cf targets.tar circe/jvm/target testkit/native/target testkit/js/target core/.native/target playJson/jvm/target sprayJson/target core/.js/target circe/js/target core/.jvm/target circe/native/target playJson/js/target testkit/jvm/target project/target
+        run: tar cf targets.tar circe/jvm/target playJson/native/target testkit/native/target testkit/js/target core/.native/target playJson/jvm/target sprayJson/target core/.js/target circe/js/target core/.jvm/target circe/native/target playJson/js/target testkit/jvm/target project/target
 
       - name: Upload target directories
         if: github.event_name != 'pull_request' && (startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/main')

build.sbt

@@ -66,7 +66,7 @@ lazy val sprayJson = project
             libraryDependencies += "io.spray" %% "spray-json" % "1.3.6")
   .dependsOn(core.jvm, testkit.jvm % Test)
 
-lazy val playJson = crossProject(JSPlatform, JVMPlatform)
+lazy val playJson = crossProject(JSPlatform, JVMPlatform, NativePlatform)
   .crossType(CrossType.Full)
   .in(file("playJson"))
   .settings(commonSettings: _*)