Use BCV plugin to dump and check public API of Kotlin Gradle plugin-related artifacts

libraries/tools/kotlin-gradle-plugin-api/build.gradle.kts

@@ -1,6 +1,7 @@
 plugins {
     id("gradle-plugin-dependency-configuration")
     id("jps-compatible")
+    id("org.jetbrains.kotlinx.binary-compatibility-validator")
 }
 
 dependencies {
@@ -21,3 +22,13 @@ dependencies {
 
     embedded(project(":kotlin-gradle-compiler-types")) { isTransitive = false }
 }
+
+apiValidation {
+    nonPublicMarkers += "org.jetbrains.kotlin.gradle.InternalKotlinGradlePluginApi"
+}
+
+tasks {
+    apiBuild {
+        inputJar.value(jar.flatMap { it.archiveFile })
+    }
+}