add order command query for test in project and add consumer kfka for test event driven read model design pattern

dont forget change implementation of kafka consumer to list of values

src/main/java/com/example/mmad/testapp/command/OrderCommandHandler.java

@@ -0,0 +1,33 @@
+package com.example.mmad.testapp.command;
+
+import com.example.mmad.testapp.entity.OrderEntity;
+import com.example.mmad.testapp.event.OrderCreatedEvent;
+import com.example.mmad.testapp.repository.UserRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.ApplicationEventPublisher;
+import org.springframework.stereotype.Service;
+
+@Service
+public class OrderCommandHandler {
+    @Autowired
+    private ApplicationEventPublisher applicationEventPublisher;
+    private final UserRepository userRepository;
+
+    public OrderCommandHandler(UserRepository userRepository) {
+        this.userRepository = userRepository;
+    }
+
+    public void createUser(CreateOrderCommand createUserCommand) {
+        OrderEntity orderEntity = new OrderEntity();
+        orderEntity.setId(createUserCommand.getOrderId());
+        orderEntity.setOrderName(createUserCommand.getOrderName());
+        orderEntity.setDescription(createUserCommand.getDescription());
+//        userRepository.save(orderEntity);
+        OrderCreatedEvent event = new OrderCreatedEvent(
+                orderEntity.getId(),
+                orderEntity.getOrderName(),
+                orderEntity.getDescription()
+        );
+        applicationEventPublisher.publishEvent(event);
+    }
+}