Remove old app icons and update Info.plist version; add radio settings localization and improve device configuration UI

android/app/build.gradle.kts

@@ -13,6 +13,9 @@ android {
     compileOptions {
         sourceCompatibility = JavaVersion.VERSION_11
         targetCompatibility = JavaVersion.VERSION_11
+        // Required by some dependencies (e.g., flutter_local_notifications)
+        // to support Java 8+ APIs on older Android devices.
+        isCoreLibraryDesugaringEnabled = true
     }
 
     kotlinOptions {
@@ -42,3 +45,8 @@ android {
 flutter {
     source = "../.."
 }
+
+dependencies {
+    // Core library desugaring support library
+    coreLibraryDesugaring("com.android.tools:desugar_jdk_libs:2.0.4")
+}