feat(eval): add executor audit closure checks

src/main/java/com/superbiz/agent/eval/DiagnosisEvalResult.java

@@ -22,6 +22,9 @@ public class DiagnosisEvalResult {
     private int matchedKeywordCount;
     private int requiredKeywordCount;
     private Map<String, Boolean> evidenceCoverage;
+    private String gatekeeperStatus;
+    private String composerStatus;
+    private Integer claimCheckCount;
     private Integer toolCallCount;
     private Integer durationMs;
 }