feat: add backup, restore, and reset functionality for plugin data

addon/chrome/content/preferences.xhtml

@@ -335,6 +335,21 @@
         data-l10n-id="pref-advanced-reset-abstractTranslation"
       ></button>
     </hbox>
+    <hbox align="center" style="gap: 8px">
+      <label data-l10n-id="pref-advanced-pluginData"></label>
+      <button
+        id="__addonRef__-backup-pluginData"
+        data-l10n-id="pref-advanced-pluginData-backup"
+      ></button>
+      <button
+        id="__addonRef__-restore-pluginData"
+        data-l10n-id="pref-advanced-pluginData-restore"
+      ></button>
+      <button
+        id="__addonRef__-reset-pluginData"
+        data-l10n-id="pref-advanced-pluginData-reset"
+      ></button>
+    </hbox>
     <hbox align="center">
       <label data-l10n-id="pref-service-manageKeys-hint"></label>
       <button

addon/locale/en-US/addon.ftl

@@ -177,3 +177,22 @@ service-nllb-dialog-apistream=nllb-api Stream
 service-nllb-dialog-serveendpoint=nllb-serve EndPoint
 service-nllb-dialog-apilabel=nllb-api Docs
 service-nllb-dialog-servelabel=nllb-serve Docs
+
+pluginData-dialog-title=Translate for Zotero
+pluginData-export-title=Export Plugin Data
+pluginData-import-title=Import Plugin Data
+pluginData-backup-saved=Plugin data backup saved to:
+    { $path }
+pluginData-backup-failed=Failed to backup plugin data:
+    { $reason }
+pluginData-restore-success=Plugin data restored successfully from:
+    { $path }
+pluginData-restore-failed=Failed to restore plugin data:
+    { $reason }
+pluginData-file-empty=Backup file is empty.
+pluginData-addon-mismatch=This backup belongs to "{ $addonID }". Restore anyway?
+pluginData-restore-confirm=Restore plugin data from this backup now?
+pluginData-restore-overwrite-check=Also overwrite Title Translation and Abstract Translation fields from backup (may replace existing values)
+pluginData-reset-confirm=Reset all plugin settings to default values? This cannot be undone.
+pluginData-reset-clearTranslations-check=Also clear all Title Translation and Abstract Translation fields
+pluginData-reset-success=Plugin data has been reset to defaults.

addon/locale/en-US/preferences.ftl

@@ -124,6 +124,14 @@ pref-advanced-reset-titleTranslation =
     .label = Title Translation
 pref-advanced-reset-abstractTranslation =
     .label = Abstract Translation
+pref-advanced-pluginData =
+    .value = Plugin data:
+pref-advanced-pluginData-backup =
+    .label = Backup
+pref-advanced-pluginData-restore =
+    .label = Restore
+pref-advanced-pluginData-reset =
+    .label = Reset to Defaults
 
 pref-about = About
 

addon/locale/it-IT/addon.ftl

@@ -177,3 +177,22 @@ service-nllb-dialog-apistream=nllb-api Stream
 service-nllb-dialog-serveendpoint=nllb-serve EndPoint
 service-nllb-dialog-apilabel=nllb-api Docs
 service-nllb-dialog-servelabel=nllb-serve Docs
+
+pluginData-dialog-title=Translate for Zotero
+pluginData-export-title=Esporta dati plugin
+pluginData-import-title=Importa dati plugin
+pluginData-backup-saved=Backup dei dati plugin salvato in:
+    { $path }
+pluginData-backup-failed=Backup dati plugin non riuscito:
+    { $reason }
+pluginData-restore-success=Dati plugin ripristinati correttamente da:
+    { $path }
+pluginData-restore-failed=Ripristino dati plugin non riuscito:
+    { $reason }
+pluginData-file-empty=Il file di backup è vuoto.
+pluginData-addon-mismatch=Questo backup appartiene a "{ $addonID }". Ripristinare comunque?
+pluginData-restore-confirm=Ripristinare ora i dati plugin da questo backup?
+pluginData-restore-overwrite-check=Sovrascrivi anche i campi Traduzione del titolo e Traduzione dell'abstract dal backup (può sostituire valori esistenti)
+pluginData-reset-confirm=Ripristinare tutte le impostazioni del plugin ai valori predefiniti? Operazione irreversibile.
+pluginData-reset-clearTranslations-check=Cancella anche tutti i campi Traduzione del titolo e Traduzione dell'abstract
+pluginData-reset-success=I dati del plugin sono stati ripristinati ai valori predefiniti.

addon/locale/it-IT/preferences.ftl

@@ -124,6 +124,14 @@ pref-advanced-reset-titleTranslation =
     .label = Traduzione del titolo
 pref-advanced-reset-abstractTranslation =
     .label = Traduzione dell'abstract
+pref-advanced-pluginData =
+    .value = Dati del plugin:
+pref-advanced-pluginData-backup =
+    .label = Backup
+pref-advanced-pluginData-restore =
+    .label = Ripristina
+pref-advanced-pluginData-reset =
+    .label = Reimposta predefiniti
 
 pref-about = Informazioni
 

addon/locale/zh-CN/addon.ftl

@@ -177,3 +177,22 @@ service-nllb-dialog-apistream=nllb-api 流式输出
 service-nllb-dialog-serveendpoint=nllb-serve 接口
 service-nllb-dialog-apilabel=nllb-api 文档
 service-nllb-dialog-servelabel=nllb-serve 文档
+
+pluginData-dialog-title=Zotero 翻译插件
+pluginData-export-title=导出插件数据
+pluginData-import-title=导入插件数据
+pluginData-backup-saved=插件数据已备份到：
+    { $path }
+pluginData-backup-failed=备份插件数据失败：
+    { $reason }
+pluginData-restore-success=插件数据已从以下文件恢复：
+    { $path }
+pluginData-restore-failed=恢复插件数据失败：
+    { $reason }
+pluginData-file-empty=备份文件为空。
+pluginData-addon-mismatch=该备份来自“{ $addonID }”。是否继续还原？
+pluginData-restore-confirm=是否从该备份恢复插件数据？
+pluginData-restore-overwrite-check=同时覆盖写回“标题翻译”和“摘要翻译”（可能覆盖现有值）
+pluginData-reset-confirm=确定要将插件全部设置恢复为默认值吗？此操作无法撤销。
+pluginData-reset-clearTranslations-check=同时清理全部条目的“标题翻译”和“摘要翻译”
+pluginData-reset-success=插件数据已恢复默认值。

addon/locale/zh-CN/preferences.ftl

@@ -124,6 +124,14 @@ pref-advanced-reset-titleTranslation =
     .label = 标题翻译
 pref-advanced-reset-abstractTranslation =
     .label = 摘要翻译
+pref-advanced-pluginData =
+    .value = 插件数据：
+pref-advanced-pluginData-backup =
+    .label = 备份
+pref-advanced-pluginData-restore =
+    .label = 还原
+pref-advanced-pluginData-reset =
+    .label = 恢复默认
 
 pref-about = 关于
 
@@ -136,4 +144,3 @@ pref-about-version =
 
 pref-advanced-stripEmptyLines =
     .label = 从翻译结果中删除空行和思考内容
-