fix `expect'/'actual' classes (including interfaces, objects, annotations, enums, and 'actual' typealiases) are in Beta. Consider using the '-Xexpect-actual-classes' flag to suppress this warning. Also see: https://youtrack.jetbrains.com/issue/KT-61573

frontend/features/auth-feature/src/jsMain/kotlin/at/mocode/clients/authfeature/oauth/OAuthPkceJs.kt

@@ -31,7 +31,7 @@ private fun base64UrlFromArrayBuffer(buf: ArrayBuffer): String {
 }
 
 private fun randomUrlSafe(length: Int): String {
-  val bytes = Random.Default.nextBytes(length)
+  val bytes = Random.nextBytes(length)
   // Use base64url for entropy; ensure URL-safe by replacing padding removed already
   return base64UrlFromBytes(bytes)
 }