(improvement)(Chat) Format the results of the parse and query phases into text (#1045)

Co-authored-by: jolunoluo

headless/api/src/main/java/com/tencent/supersonic/headless/api/pojo/SemanticParseInfo.java

@@ -39,6 +39,7 @@ public class SemanticParseInfo {
     private SqlInfo sqlInfo = new SqlInfo();
     private QueryType queryType = QueryType.ID;
     private EntityInfo entityInfo;
+    private String textInfo;
     private static class SchemaNameLengthComparator implements Comparator<SchemaElement> {
 
         @Override

headless/api/src/main/java/com/tencent/supersonic/headless/api/pojo/response/QueryResult.java

@@ -22,6 +22,7 @@ public class QueryResult {
     private SemanticParseInfo chatContext;
     private Object response;
     private List<Map<String, Object>> queryResults;
+    private String textResult;
     private Long queryTimeCost;
     private EntityInfo entityInfo;
     private List<SchemaElement> recommendedDimensions;