修正windows下无法保存的问题

addon/content/preferences.xhtml

@@ -177,6 +177,23 @@
       preference="mineruPath"
     ></html:input>
   </hbox>
+
+  <hbox align="center">
+    <html:label
+      for="chatpapers-pref-lecture-data-dir"
+      data-l10n-id="prefs-lecture-data-dir"
+    ></html:label>
+    <html:input
+      type="text"
+      id="chatpapers-pref-lecture-data-dir"
+      preference="lectureDataDir"
+    ></html:input>
+  </hbox>
+  <html:p
+    id="chatpapers-pref-lecture-data-dir-hint"
+    class="chatpapers-pref-hint"
+    data-l10n-id="prefs-lecture-data-dir-hint"
+  ></html:p>
 </groupbox>
 
 <groupbox>

addon/locale/en-US/addon.ftl

@@ -135,3 +135,4 @@ lecture-tts-provider = TTS: { $provider }
 lecture-tts-test = Test voice
 lecture-tts-testing = Synthesizing test speech…
 lecture-tts-test-done = Speech ready — playing
+lecture-storage-write-failed = Cannot write voice lecture data to { $path }. { $detail } Set “Data directory” under Edit → Settings → ChatPapers → Voice lecture (must be writable).

addon/locale/en-US/preferences.ftl

@@ -34,4 +34,6 @@ prefs-tts-voice = Voice (optional)
 prefs-piper-path = Piper executable
 prefs-piper-model = Piper model path (.onnx)
 prefs-mineru-path = MinerU path
+prefs-lecture-data-dir = Data directory
+prefs-lecture-data-dir-hint = Leave empty to use chatpapers/lecture under your Zotero profile. If writes fail, set a writable absolute path, e.g. D:\ChatPapers\lecture-data
 prefs-tts-hint-empty = Choose a TTS engine. Local engines are fully offline — no API key needed.

addon/locale/zh-CN/addon.ftl

@@ -135,3 +135,4 @@ lecture-tts-provider = TTS 引擎：{ $provider }
 lecture-tts-test = 试听语音
 lecture-tts-testing = 正在合成测试语音…
 lecture-tts-test-done = 语音合成完成，正在播放
+lecture-storage-write-failed = 无法写入语音伴读数据目录：{ $path }。{ $detail } 请在 编辑 → 设置 → ChatPapers → 语音伴读 中配置「数据存储目录」（需有写入权限）。

addon/locale/zh-CN/preferences.ftl

@@ -34,4 +34,6 @@ prefs-tts-voice = 音色（可选）
 prefs-piper-path = Piper 可执行文件
 prefs-piper-model = Piper 模型路径 (.onnx)
 prefs-mineru-path = MinerU 路径
+prefs-lecture-data-dir = 数据存储目录
+prefs-lecture-data-dir-hint = 留空则使用 Zotero 配置文件夹下的 chatpapers/lecture。若写入失败，请填写有写入权限的绝对路径，例如 D:\ChatPapers\lecture-data
 prefs-tts-hint-empty = 请选择 TTS 引擎。本地引擎完全离线，无需 API Key。

addon/prefs.js

@@ -20,5 +20,6 @@ pref("lectureTeacherStyle", "balanced");
 pref("mineruPath", "");
 pref("piperPath", "");
 pref("piperModelPath", "");
+pref("lectureDataDir", "");
 pref("chatPaneAdaptiveHeight", true);
 pref("lecturePaneAdaptiveHeight", true);