fix：修复获取应用对话历史，换行符异常

src/main/java/cn/com/poc/agent_application/aggregate/impl/AgentApplicationInfoServiceImpl.java

@@ -808,7 +808,7 @@ public class AgentApplicationInfoServiceImpl implements AgentApplicationInfoServ
         StringBuilder output = new StringBuilder();
         StringBuilder reasoningContent = new StringBuilder();
         while ((res = bufferedReader.readLine()) != null) {
-            if (StringUtils.isBlank(res)) {
+            if (StringUtils.isEmpty(res)) {
                 continue;
             }
             res = StringUtils.replace(res, EVENT_STREAM_PREFIX, StringUtils.EMPTY);
@@ -822,10 +822,10 @@ public class AgentApplicationInfoServiceImpl implements AgentApplicationInfoServ
                 writer.close();
                 throw ex;
             }
-            if (StringUtils.isNotBlank(result.getMessage())) {
+            if (StringUtils.isNotEmpty(result.getMessage())) {
                 output.append(result.getMessage());
             }
-            if (StringUtils.isNotBlank(result.getReasoningContent())) {
+            if (StringUtils.isNotEmpty(result.getReasoningContent())) {
                 reasoningContent.append(result.getReasoningContent());
             }
             writer.write(EVENT_STREAM_PREFIX + res + "\n\n");