Move kapt3 embeddable to prepare folder

prepare/kotlin-annotation-processing-embeddable/build.gradle.kts

@@ -0,0 +1,23 @@
+
+import com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar
+import org.gradle.jvm.tasks.Jar
+
+description = "Annotation Processor for Kotlin (for using with embeddable compiler)"
+
+plugins { base }
+
+val packedJars by configurations.creating
+
+dependencies {
+    packedJars(project(":kotlin-annotation-processing")) { isTransitive = false }
+}
+
+runtimeJar(rewriteDepsToShadedCompiler(
+        task<ShadowJar>("shadowJar")  {
+            from(packedJars)
+        }
+))
+sourcesJar()
+javadocJar()
+
+publish()