Introduce serializers corresponding to custom formats about kotlinx-datetime HOT 3 OPEN

public class LocalDateCustomSerializer(private val format: DateTimeFormat<LocalDate>): KSerializer<LocalDate> {

    override val descriptor: SerialDescriptor =
        PrimitiveSerialDescriptor("kotlinx.datetime.LocalDate", PrimitiveKind.STRING)

    override fun deserialize(decoder: Decoder): LocalDate =
        LocalDate.parse(decoder.decodeString(), format)

    override fun serialize(encoder: Encoder, value: LocalDate) {
        encoder.encodeString(value.format(format))
    }

}

object SlovakLocalDateSerializer : LocalDateCustomSerializer(LocalDate.Format {
    dayOfMonth(Padding.NONE)
    char('.')
    optional { char(' ') }
    monthNumber(Padding.NONE)
    char('.')
    optional { char(' ') }
    year(Padding.NONE)
})

@Serializable
data class Example(
    @Serializable(with = SlovakLocalDateSerializer::class)
    val exampleDate: LocalDate?,
)