Add user message

src/main/resources/application.properties

@@ -26,16 +26,12 @@ spring.kafka.producer.bootstrap-servers=${SPRING_KAFKA_HOST:localhost:29092}
 spring.kafka.consumer.group-id=orderId
 spring.kafka.producer.key-serializer=org.apache.kafka.common.serialization.StringSerializer
 spring.kafka.producer.value-serializer=org.springframework.kafka.support.serializer.JsonSerializer
-spring.kafka.producer.properties.spring.json.type.mapping=created:ru.nsu.fit.directors.userservice.event.OrderCreatedEvent,\
-  \ cancelled:ru.nsu.fit.directors.userservice.event.OrderCancelledEvent,\
-  \ confirmed:ru.nsu.fit.directors.userservice.event.OrderConfirmedEvent, \
-    user-message:ru.nsu.fit.directors.userservice.event.UserMessageEvent
+spring.kafka.producer.properties.spring.json.type.mapping=created:ru.nsu.fit.directors.userservice.event.OrderCreatedEvent,cancelled:ru.nsu.fit.directors.userservice.event.OrderCancelledEvent,confirmed:ru.nsu.fit.directors.userservice.event.OrderConfirmedEvent,user-message:ru.nsu.fit.directors.userservice.event.UserMessageEvent
 spring.kafka.template.default-topic=orderTopic
 
 spring.kafka.consumer.key-deserializer=org.apache.kafka.common.serialization.StringDeserializer
 spring.kafka.consumer.value-deserializer=org.springframework.kafka.support.serializer.JsonDeserializer
-spring.kafka.consumer.properties.spring.json.type.mapping=notification:ru.nsu.fit.directors.userservice.event.OrderNotificationEvent,\
-  business-message:ru.nsu.fit.directors.userservice.event.BusinessMessageEvent
+spring.kafka.consumer.properties.spring.json.type.mapping=notification:ru.nsu.fit.directors.userservice.event.OrderNotificationEvent,business-message:ru.nsu.fit.directors.userservice.event.BusinessMessageEvent,user-message:ru.nsu.fit.directors.userservice.event.UserMessageEvent
 spring.kafka.consumer.properties.spring.json.trusted.packages=*
 
 springdoc.swagger-ui.path=/user/swagger-ui.html