refactor(api): 统一 HTTP 200 响应契约

common-web/src/main/java/com/baiyue/common/web/CommonWebAutoConfiguration.java

@@ -0,0 +1,25 @@
+package com.baiyue.common.web;
+
+import org.springframework.boot.autoconfigure.AutoConfiguration;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.context.annotation.Bean;
+
+/**
+ * Registers the common servlet response contract even when an application only scans its own
+ * package, such as audit-service and event-bridge-service.
+ */
+@AutoConfiguration
+public class CommonWebAutoConfiguration {
+
+    @Bean
+    @ConditionalOnMissingBean(GlobalExceptionHandler.class)
+    GlobalExceptionHandler globalExceptionHandler() {
+        return new GlobalExceptionHandler();
+    }
+
+    @Bean
+    @ConditionalOnMissingBean(CorrelationIdFilter.class)
+    CorrelationIdFilter correlationIdFilter() {
+        return new CorrelationIdFilter();
+    }
+}