diff --git a/frontend/core/local-db/src/commonMain/kotlin/at/mocode/frontend/core/localdb/DatabaseProvider.kt b/frontend/core/local-db/src/commonMain/kotlin/at/mocode/frontend/core/localdb/DatabaseProvider.kt
index 98458d64..e354cd99 100644
--- a/frontend/core/local-db/src/commonMain/kotlin/at/mocode/frontend/core/localdb/DatabaseProvider.kt
+++ b/frontend/core/local-db/src/commonMain/kotlin/at/mocode/frontend/core/localdb/DatabaseProvider.kt
@@ -1,3 +1,5 @@
+@file:Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING")
+
 package at.mocode.frontend.core.localdb
 
 import app.cash.sqldelight.db.SqlDriver
diff --git a/frontend/core/local-db/src/jsMain/kotlin/at/mocode/frontend/core/localdb/DatabaseProvider.js.kt b/frontend/core/local-db/src/jsMain/kotlin/at/mocode/frontend/core/localdb/DatabaseProvider.js.kt
index 14f8822d..9a710f4f 100644
--- a/frontend/core/local-db/src/jsMain/kotlin/at/mocode/frontend/core/localdb/DatabaseProvider.js.kt
+++ b/frontend/core/local-db/src/jsMain/kotlin/at/mocode/frontend/core/localdb/DatabaseProvider.js.kt
@@ -1,3 +1,5 @@
+@file:Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING")
+
 package at.mocode.frontend.core.localdb
 
 import app.cash.sqldelight.db.SqlDriver
diff --git a/frontend/core/local-db/src/jvmMain/kotlin/at/mocode/frontend/core/localdb/DatabaseProvider.jvm.kt b/frontend/core/local-db/src/jvmMain/kotlin/at/mocode/frontend/core/localdb/DatabaseProvider.jvm.kt
index 0cf22e05..594d7a1e 100644
--- a/frontend/core/local-db/src/jvmMain/kotlin/at/mocode/frontend/core/localdb/DatabaseProvider.jvm.kt
+++ b/frontend/core/local-db/src/jvmMain/kotlin/at/mocode/frontend/core/localdb/DatabaseProvider.jvm.kt
@@ -1,3 +1,5 @@
+@file:Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING")
+
 package at.mocode.frontend.core.localdb
 
 import app.cash.sqldelight.db.SqlDriver
diff --git a/frontend/core/network/src/commonMain/kotlin/at/mocode/frontend/core/network/PlatformConfig.kt b/frontend/core/network/src/commonMain/kotlin/at/mocode/frontend/core/network/PlatformConfig.kt
index 69553360..76a50dc6 100644
--- a/frontend/core/network/src/commonMain/kotlin/at/mocode/frontend/core/network/PlatformConfig.kt
+++ b/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
 }
diff --git a/frontend/core/network/src/jsMain/kotlin/at/mocode/frontend/core/network/PlatformConfig.js.kt b/frontend/core/network/src/jsMain/kotlin/at/mocode/frontend/core/network/PlatformConfig.js.kt
index bf7aa8ed..fd9c79da 100644
--- a/frontend/core/network/src/jsMain/kotlin/at/mocode/frontend/core/network/PlatformConfig.js.kt
+++ b/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)
diff --git a/frontend/core/network/src/jvmMain/kotlin/at/mocode/frontend/core/network/PlatformConfig.jvm.kt b/frontend/core/network/src/jvmMain/kotlin/at/mocode/frontend/core/network/PlatformConfig.jvm.kt
index 485f6804..5e60397f 100644
--- a/frontend/core/network/src/jvmMain/kotlin/at/mocode/frontend/core/network/PlatformConfig.jvm.kt
+++ b/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
diff --git a/frontend/features/auth-feature/src/commonMain/kotlin/at/mocode/clients/authfeature/di/AuthFeatureModule.kt b/frontend/features/auth-feature/src/commonMain/kotlin/at/mocode/clients/authfeature/di/AuthFeatureModule.kt
index 50e866da..d9d5b271 100644
--- a/frontend/features/auth-feature/src/commonMain/kotlin/at/mocode/clients/authfeature/di/AuthFeatureModule.kt
+++ b/frontend/features/auth-feature/src/commonMain/kotlin/at/mocode/clients/authfeature/di/AuthFeatureModule.kt
@@ -23,7 +23,10 @@ val authFeatureModule = module {
   // Bridge to core network TokenProvider without adding a hard dependency there
   single<TokenProvider> {
     object : TokenProvider {
-      override fun getAccessToken(): String? = get<AuthTokenManager>().getToken()
+      override fun getAccessToken(): String? {
+        val token = get<AuthTokenManager>().getToken()
+        return token
+      }
     }
   }
 }
diff --git a/frontend/features/auth-feature/src/commonMain/kotlin/at/mocode/clients/authfeature/oauth/AuthCallbackParams.kt b/frontend/features/auth-feature/src/commonMain/kotlin/at/mocode/clients/authfeature/oauth/AuthCallbackParams.kt
index ffe6ddfe..ec381198 100644
--- a/frontend/features/auth-feature/src/commonMain/kotlin/at/mocode/clients/authfeature/oauth/AuthCallbackParams.kt
+++ b/frontend/features/auth-feature/src/commonMain/kotlin/at/mocode/clients/authfeature/oauth/AuthCallbackParams.kt
@@ -2,6 +2,7 @@ package at.mocode.clients.authfeature.oauth
 
 data class CallbackParams(val code: String, val state: String?)
 
+@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING")
 expect object AuthCallbackParams {
   /**
    * Parse OAuth callback parameters from the current environment.
diff --git a/frontend/features/auth-feature/src/commonMain/kotlin/at/mocode/clients/authfeature/oauth/OAuthPkce.kt b/frontend/features/auth-feature/src/commonMain/kotlin/at/mocode/clients/authfeature/oauth/OAuthPkce.kt
index a26eaa72..40d0b3aa 100644
--- a/frontend/features/auth-feature/src/commonMain/kotlin/at/mocode/clients/authfeature/oauth/OAuthPkce.kt
+++ b/frontend/features/auth-feature/src/commonMain/kotlin/at/mocode/clients/authfeature/oauth/OAuthPkce.kt
@@ -19,6 +19,7 @@ object OAuthParams {
  * For the desktop (JVM) target we currently do not start a browser flow,
  * but we provide hashing to keep API parity.
  */
+@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING")
 expect object OAuthPkceService {
   /** Starts a PKCE auth attempt and stores transient state in memory. */
   suspend fun startAuth(): PkceState
diff --git a/frontend/features/auth-feature/src/jsMain/kotlin/at/mocode/clients/authfeature/oauth/AuthCallbackParamsJs.kt b/frontend/features/auth-feature/src/jsMain/kotlin/at/mocode/clients/authfeature/oauth/AuthCallbackParamsJs.kt
index 265319c1..eed09385 100644
--- a/frontend/features/auth-feature/src/jsMain/kotlin/at/mocode/clients/authfeature/oauth/AuthCallbackParamsJs.kt
+++ b/frontend/features/auth-feature/src/jsMain/kotlin/at/mocode/clients/authfeature/oauth/AuthCallbackParamsJs.kt
@@ -2,6 +2,7 @@ package at.mocode.clients.authfeature.oauth
 
 import kotlinx.browser.window
 
+@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING")
 actual object AuthCallbackParams {
   actual fun parse(): CallbackParams? {
     val search = window.location.search
diff --git a/frontend/features/auth-feature/src/jsMain/kotlin/at/mocode/clients/authfeature/oauth/OAuthPkceJs.kt b/frontend/features/auth-feature/src/jsMain/kotlin/at/mocode/clients/authfeature/oauth/OAuthPkceJs.kt
index c7295bc3..d6634350 100644
--- a/frontend/features/auth-feature/src/jsMain/kotlin/at/mocode/clients/authfeature/oauth/OAuthPkceJs.kt
+++ b/frontend/features/auth-feature/src/jsMain/kotlin/at/mocode/clients/authfeature/oauth/OAuthPkceJs.kt
@@ -43,6 +43,7 @@ private fun sha256(input: String): Promise<ArrayBuffer> {
   return subtle.digest("SHA-256", data) as Promise<ArrayBuffer>
 }
 
+@Suppress("EXPECT_ACTUAL_CLASSIFIERS_ARE_IN_BETA_WARNING")
 actual object OAuthPkceService {
   actual suspend fun startAuth(): PkceState {
     val codeVerifier = randomUrlSafe(64)