add mpd url to debug output

package.json

@@ -1,6 +1,6 @@
 {
     "name": "kkr",
-    "version": "1.2.9",
+    "version": "1.2.10",
     "description": "",
     "main": "index.js",
     "scripts": {

src/core/downloader.ts

@@ -95,6 +95,7 @@ class Downloader extends EventEmitter {
         if (!mpdUrl) {
             throw new DownloadError("无法获得可用的直播地址 这可能不是一个直播视频");
         }
+        this.logger.debug(`MPD URL: ${mpdUrl}`);
         this.isLowLatencyLiveStream = isLowLatencyLiveStream;
         this.isPremiumVideo = isPremiumVideo;
         this.outputFilename = escapeFilename(`${title}.mp4`);

src/core/live_downloader.ts

@@ -137,6 +137,7 @@ class LiveDownloader {
         this.logger.info(
             `是否启用DVR: ${connectResult.isLiveDvrEnabled}; 低延迟视频: ${connectResult.isLowLatencyLiveStream}; 视频延迟模式: ${connectResult.latencyClass}; 是否为首播: ${connectResult.isPremiumVideo}`
         );
+        this.logger.debug(`MPD URL: ${connectResult.mpdUrl}`);
         this.isLiveDvrEnabled = connectResult.isLiveDvrEnabled;
         this.isLowLatencyLiveStream = connectResult.isLowLatencyLiveStream;
         this.latencyClass = connectResult.latencyClass;