修改知识库接口返回

amos-boot-module/amos-boot-module-biz/amos-boot-module-knowledgebase-biz/src/main/java/com/yeejoin/amos/knowledgebase/face/service/DocLibraryService.java

@@ -187,6 +187,7 @@ public class DocLibraryService {
         Map<String, Object> resultMap = new HashMap<>();
         resultMap.put("content",content);
         countMap.forEach(e->resultMap.put(e.get("directoryName").toString(),e.get("num")));
+		return resultMap;
     }