feat: jpa, messaging, notification, mongo, graphql 어댑터터 리펙토링

src/adapter/outbound/messaging/src/main/java/dev/caskeleton/adapter/outbound/messaging/autoconfigure/MessagingBridgeRootAutoConfiguration.java

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+package dev.caskeleton.adapter.outbound.messaging.autoconfigure;
+
+import dev.caskeleton.adapter.outbound.messaging.MessagingConfig;
+import dev.caskeleton.adapter.outbound.messaging.MessagingSettings;
+import dev.caskeleton.adapter.outbound.messaging.kafka.KafkaAdapterConfig;
+import org.springframework.boot.autoconfigure.AutoConfiguration;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.context.annotation.Import;
+
+/**
+ * The one place that decides whether this application publishes to a broker.
+ *
+ * <p>Before this, whether {@code app.messaging.broker} was blank was the de-facto switch. That is a
+ * selector doing a switch's job, and it reads badly in both directions: a blank broker with the
+ * relay enabled took down startup, while a deployment that wanted no messaging at all still
+ * assembled settings, a Kafka adapter configuration and two publishers. The broker id now selects
+ * <em>which</em> transport, and this switch decides <em>whether</em> there is one.
+ */
+@AutoConfiguration
+@ConditionalOnProperty(prefix = "app.messaging", name = "enabled", havingValue = "true")
+@EnableConfigurationProperties(MessagingSettings.class)
+@Import({MessagingConfig.class, KafkaAdapterConfig.class})
+public class MessagingBridgeRootAutoConfiguration {}

src/adapter/outbound/messaging/src/main/java/dev/caskeleton/adapter/outbound/messaging/autoconfigure/MessagingOffAutoConfigurationImportFilter.java

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+package dev.caskeleton.adapter.outbound.messaging.autoconfigure;
+
+import java.util.Set;
+import org.springframework.boot.autoconfigure.AutoConfigurationImportFilter;
+import org.springframework.boot.autoconfigure.AutoConfigurationMetadata;
+import org.springframework.context.EnvironmentAware;
+import org.springframework.core.env.Environment;
+
+/**
+ * Keeps Boot's broker auto-configurations out of the candidate set while messaging is off.
+ *
+ * <p>The Kafka and AMQP starters contribute theirs through Boot's import metadata, so a client
+ * library on the classpath is enough to build a connection factory, a template and a listener
+ * container — none of which any project condition was consulted about. It also means both brokers
+ * would assemble at once simply because both libraries are present, which is a different bug the
+ * same filter prevents.
+ */
+public final class MessagingOffAutoConfigurationImportFilter
+    implements AutoConfigurationImportFilter, EnvironmentAware {
+
+  private static final String ENABLE_PROPERTY = "app.messaging.enabled";
+
+  private static final Set<String> BROKER_AUTO_CONFIGURATIONS =
+      Set.of(
+          "org.springframework.boot.kafka.autoconfigure.KafkaAutoConfiguration",
+          "org.springframework.boot.kafka.autoconfigure.metrics.KafkaMetricsAutoConfiguration",
+          "org.springframework.boot.amqp.autoconfigure.RabbitAutoConfiguration",
+          "org.springframework.boot.amqp.autoconfigure.RabbitAnnotationDrivenAutoConfiguration",
+          "org.springframework.boot.amqp.autoconfigure.health.RabbitHealthContributorAutoConfiguration");
+
+  private Environment environment;
+
+  @Override
+  public boolean[] match(String[] candidates, AutoConfigurationMetadata metadata) {
+    boolean enabled =
+        environment != null
+            && "true".equalsIgnoreCase(environment.getProperty(ENABLE_PROPERTY, "false"));
+    boolean[] matches = new boolean[candidates.length];
+    for (int index = 0; index < candidates.length; index++) {
+      matches[index] =
+          enabled
+              || candidates[index] == null
+              || !BROKER_AUTO_CONFIGURATIONS.contains(candidates[index]);
+    }
+    return matches;
+  }
+
+  @Override
+  public void setEnvironment(Environment environment) {
+    this.environment = environment;
+  }
+}

src/adapter/outbound/messaging/src/main/resources/META-INF/spring.factories

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+org.springframework.boot.autoconfigure.AutoConfigurationImportFilter=\
+dev.caskeleton.adapter.outbound.messaging.autoconfigure.MessagingOffAutoConfigurationImportFilter

src/adapter/outbound/messaging/src/main/resources/META-INF/spring/org.springframework.boot.autoconfigure.AutoConfiguration.imports

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+dev.caskeleton.adapter.outbound.messaging.autoconfigure.MessagingBridgeRootAutoConfiguration