Add cycles to core-beans: the circular-dependency failure report, what allow-circular-references repairs and hides, and four fixes on Boot 4.1

Co-Authored-By: Claude Sonnet 5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01Uu7q8vPeREyT4218EJPzz1

core-beans/output/37-early-reference-bytecode.txt

@@ -0,0 +1,23 @@
+# Who hands out an early reference, and the handler in preInstantiateSingleton (Spring Framework 7.0.9 jars)
+
+--- the class that draws the report, in spring-boot-4.1.1.jar ---
+org/springframework/boot/diagnostics/analyzer/BeanCurrentlyInCreationFailureAnalyzer$BeanInCycle.class
+org/springframework/boot/diagnostics/analyzer/BeanCurrentlyInCreationFailureAnalyzer$DependencyCycle.class
+org/springframework/boot/diagnostics/analyzer/BeanCurrentlyInCreationFailureAnalyzer.class
+
+--- AbstractAutoProxyCreator (spring-aop): declared methods that mention 'early' ---
+private final java.util.Map<java.lang.Object, java.lang.Object> earlyBeanReferences;
+public java.lang.Object getEarlyBeanReference(java.lang.Object, java.lang.String);
+
+--- AbstractAdvisingBeanPostProcessor (spring-aop): declared members that mention 'early' ---
+matches: 0
+
+--- the @Async post-processor's ancestry ---
+class org.springframework.scheduling.annotation.AsyncAnnotationBeanPostProcessor extends org.springframework.aop.framework.autoproxy.AbstractBeanFactoryAwareAdvisingPostProcessor
+class org.springframework.aop.framework.autoproxy.AbstractBeanFactoryAwareAdvisingPostProcessor extends org.springframework.aop.framework.AbstractAdvisingBeanPostProcessor
+
+--- DefaultListableBeanFactory.preInstantiateSingleton(String, RootBeanDefinition): exception table ---
+Exception table:
+from    to  target type
+157   162   165   Class org/springframework/beans/factory/BeanCurrentlyInCreationException
+