fix: 讯飞语音识别停止后内容未写入输入框

- 停止录音时不再立即关闭WebSocket，仅发送结束帧+关闭麦克风
- 移除dwa: wpgs动态修正，避免返回数据结构复杂导致拼接混乱
- ws.onmessage检测到服务端status:2时才彻底断开连接并写入最终文字

src/pages/ReportEditor.tsx

@@ -925,13 +925,14 @@ export default function ReportEditor() {
   const toggleListening = async () => {
     if (isListening) {
       setIsListening(false);
+      // 1. 发送结束帧告诉服务器录音结束
       if (xfWsRef.current && xfWsRef.current.readyState === WebSocket.OPEN) {
         try {
           const endFrame = { data: { status: 2, format: 'audio/L16;rate=16000', encoding: 'raw', audio: '' } };
           xfWsRef.current.send(JSON.stringify(endFrame));
         } catch {}
       }
-      if (xfWsRef.current) { try { xfWsRef.current.close(); } catch {} xfWsRef.current = null; }
+      // 2. 仅关闭本地麦克风收音，保留 WebSocket 等待服务器返回最终结果
       if (xfAudioContextRef.current) { try { xfAudioContextRef.current.close(); } catch {} xfAudioContextRef.current = null; }
       if (xfMediaStreamRef.current) { xfMediaStreamRef.current.getTracks().forEach(t => t.stop()); xfMediaStreamRef.current = null; }
       return;
@@ -961,7 +962,10 @@ export default function ReportEditor() {
             const pcmBuffer = floatTo16BitPCM(inputData);
             const base64Audio = arrayBufferToBase64(pcmBuffer);
             const frame: any = { data: { status: frameStatus, format: 'audio/L16;rate=16000', encoding: 'raw', audio: base64Audio } };
-            if (frameStatus === 0) { frame.common = { app_id: xfConfig.appId }; frame.business = { language: 'zh_cn', domain: 'iat', accent: 'mandarin', dwa: 'wpgs' }; }
+            if (frameStatus === 0) {
+              frame.common = { app_id: xfConfig.appId };
+              frame.business = { language: 'zh_cn', domain: 'iat', accent: 'mandarin' };
+            }
             ws.send(JSON.stringify(frame));
             frameStatus = 1;
           };
@@ -989,6 +993,12 @@ export default function ReportEditor() {
             if (jsonData.data.result.ls) { transcript += seg; setChatInput(transcript); }
             else { setChatInput(transcript + seg); }
           }
+          // 当接收到服务端的最终状态码 status === 2 时，才彻底断开 websocket
+          if (jsonData.data?.status === 2) {
+            ws.close();
+            xfWsRef.current = null;
+            setIsListening(false);
+          }
         } catch {}
       };
       ws.onerror = () => { alert('讯飞语音连接失败'); setIsListening(false); };