Cannot use polymorphic serializers on JS (Required by Gateway and RoutePlanner API)

[DRSchlaubi]

On Kotlin/JS explicitly declared serializer should be used for interfaces and enums without @Serializable annotation
SerializationException: Serializer for class 'GatewayPayload' is not found.
Mark the class as @Serializable or provide the serializer explicitly.
On Kotlin/JS explicitly declared serializer should be used for interfaces and enums without @Serializable annotation
	at <global>.platformSpecificSerializerNotRegistered(kotlin\lavakord-jsIr-test.js:81560)
	at <global>.serializer(kotlin\lavakord-jsIr-test.js:76486)
	at json.CommandsTest.testPlayCommand(kotlin\lavakord-jsIr-test.js:104119)
	at _no_name_provided__471.invoke(kotlin\lavakord-jsIr-test.js:106732)
	at Context.<anonymous>(kotlin\lavakord-jsIr-test.js:106513)
	at <global>.processImmediate(internal/timers.js:456)

See: Kotlin/kotlinx.serialization#1078

[DRSchlaubi]

Workaround has been implemented Kotlin/kotlinx.serialization#1078 (comment)

[DRSchlaubi]

This has been fixed