feat(kafka): update kafka example to use a bean configuration

springwolf-examples/springwolf-kafka-example/src/main/java/io/github/stavshamir/springwolf/example/kafka/configuration/NestedProducerBeanConfiguration.java

@@ -0,0 +1,19 @@
+// SPDX-License-Identifier: Apache-2.0
+package io.github.stavshamir.springwolf.example.kafka.configuration;
+
+import io.github.stavshamir.springwolf.example.kafka.producers.NestedProducer;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class NestedProducerBeanConfiguration {
+
+    /**
+     * Define Producer via spring bean.
+     * Annotations present on that class should also be found
+     */
+    @Bean
+    public NestedProducer nestedProducer() {
+        return new NestedProducer();
+    }
+}

springwolf-examples/springwolf-kafka-example/src/main/java/io/github/stavshamir/springwolf/example/kafka/producers/NestedProducer.java

@@ -12,11 +12,9 @@
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.MediaType;
 import org.springframework.kafka.core.KafkaTemplate;
-import org.springframework.stereotype.Component;
 
 import static org.springframework.kafka.support.mapping.AbstractJavaTypeMapper.DEFAULT_CLASSID_FIELD_NAME;
 
-@Component
 public class NestedProducer {
 
     @Autowired