import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
-import de.juplo.kafka.chat.backend.api.ShardingStrategy;
+import de.juplo.kafka.chat.backend.domain.ShardingStrategy;
import de.juplo.kafka.chat.backend.domain.ChatHomeService;
import de.juplo.kafka.chat.backend.domain.ChatRoomFactory;
import de.juplo.kafka.chat.backend.persistence.inmemory.InMemoryChatRoomFactory;