添加阿里云音频识别demo

amos-boot-utils/amos-boot-utils-speech/src/main/java/com/yeejoin/amos/speech/util/SpeechTranscriberDemo.java

@@ -30,8 +30,10 @@ public class SpeechTranscriberDemo {
 
     public static void main(String[] args) {
         //本案例使用本地文件模拟发送实时流数据。您在实际使用时，可以实时采集或接收语音流并发送到ASR服务端。
+        String fileLink = "https://gw.alipayobjects.com/os/bmw-prod/0574ee2e-f494-45a5-820f-63aee583045a.wav";
+        //将上面fileLink文件下载到本地后，替换filepath为本地地址测试
         String filepath = "D:\\ffmpeg-4.4-full_build-shared\\bin\\test1.wav";
-        SpeechTranscriberDemo transcriberDemo = null;
+        SpeechTranscriberDemo transcriberDemo;
         try {
             transcriberDemo = new SpeechTranscriberDemo(new File(filepath));
             transcriberDemo.process();