智能分诊bug

triage-service/src/main/java/com/diagbot/facade/AIFacade.java

@@ -75,7 +75,7 @@ public class AIFacade {
                     Double rate;
                     Map<String, Double> map = new HashMap<>();
                     for (FeatureRate featureRate : res.data.getDis()) {
-                        if (Double.valueOf(featureRate.getRate()) > 0.1d) {
+                        if (featureRate.getRate() != null && Double.valueOf(featureRate.getRate()) > 0.1d) {
                             if (StringUtil.isNotBlank(featureRate.getExtraProperty())) {
                                 if (null != map.get(featureRate.getExtraProperty())) {
                                     rate = map.get(featureRate.getExtraProperty())