修改了历史会话显示的问题和默认查看历史记录信息

client/src/locales/data-en.json

@@ -518,7 +518,11 @@
       "title": "Chat history",
       "newChat": "Start a new chat",
       "empty": "No chat history yet",
-      "current": "Current"
+      "current": "Current",
+      "delete": "Delete",
+      "deleteConfirm": "Delete this chat? This cannot be undone.",
+      "deleted": "Chat deleted",
+      "deleteFailed": "Delete failed: {message}"
     },
     "optimize": {
       "badge": "Optimization",

client/src/locales/data-zh-HK.json

@@ -332,7 +332,11 @@
       "title": "歷史會話",
       "newChat": "開始新會話",
       "empty": "暫無歷史會話",
-      "current": "目前"
+      "current": "目前",
+      "delete": "刪除",
+      "deleteConfirm": "確定刪除這條對話嗎？刪除後無法復原。",
+      "deleted": "對話已刪除",
+      "deleteFailed": "刪除失敗：{message}"
     },
     "optimize": {
       "badge": "優化記錄",

client/src/locales/data-zh.json

@@ -333,7 +333,11 @@
       "title": "历史会话",
       "newChat": "开始新会话",
       "empty": "暂无历史会话",
-      "current": "当前"
+      "current": "当前",
+      "delete": "删除",
+      "deleteConfirm": "确定删除这条会话吗？删除后无法恢复。",
+      "deleted": "会话已删除",
+      "deleteFailed": "删除失败：{message}"
     },
     "optimize": {
       "badge": "优化记录",