🌏i18n: Siderbar `Playground`

web/src/components/SiderBar.js

@@ -249,7 +249,7 @@ const SiderBar = () => {
   const chatMenuItems = useMemo(
     () => [
       {
-        text: 'Playground',
+        text: t('操练场'),
         itemKey: 'playground',
         to: '/playground',
         icon: <IconTerminal />,

web/src/i18n/locales/en.json

@@ -1531,5 +1531,6 @@
   "关闭公告": "Close Notice",
   "搜索条件": "Search Conditions",
   "加载中...": "Loading...",
-  "暂无公告": "No Notice"
+  "暂无公告": "No Notice",
+  "操练场": "Playground"
 }