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/core/network/src/commonMain/kotlin/at/mocode/frontend/core/network/PlatformConfig.kt

@@ -1,5 +1,6 @@
 package at.mocode.frontend.core.network
 
+@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING")
 expect object PlatformConfig {
   fun resolveApiBaseUrl(): String
 }

frontend/core/network/src/jsMain/kotlin/at/mocode/frontend/core/network/PlatformConfig.js.kt

@@ -2,7 +2,7 @@ package at.mocode.frontend.core.network
 
 import kotlinx.browser.window
 
-@Suppress("UnsafeCastFromDynamic")
+@Suppress("UnsafeCastFromDynamic", "EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING")
 actual object PlatformConfig {
   actual fun resolveApiBaseUrl(): String {
     // 1) Prefer a global JS variable (can be injected by index.html or nginx)

frontend/core/network/src/jvmMain/kotlin/at/mocode/frontend/core/network/PlatformConfig.jvm.kt

@@ -1,5 +1,6 @@
 package at.mocode.frontend.core.network
 
+@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING")
 actual object PlatformConfig {
   actual fun resolveApiBaseUrl(): String {
     // Prefer environment variable