fix(frontend): keep browser API on same-origin rewrites in dev

Document that NEXT_PUBLIC_WAVELET_BACKEND_URL must stay unset for local
next dev so axios hits /api/* and Next rewrites proxy to the backend.

frontend/app/(main)/admin/database/components/cache-manager.tsx

@@ -4,6 +4,7 @@ import * as React from 'react';
 import { useCallback, useEffect, useState } from 'react';
 import { toast } from 'sonner';
 import { HardDrive, RefreshCw, Trash2 } from 'lucide-react';
+import { useTranslations } from 'next-intl';
 
 import {
   Card,
@@ -52,6 +53,7 @@ interface CacheManagerProps {
 }
 
 export function CacheManager({ refreshTrigger }: CacheManagerProps) {
+  const t = useTranslations('admin.database.cache');
   const [cacheStatus, setCacheStatus] = useState<CacheStatus | null>(null);
   const [loadingCache, setLoadingCache] = useState<boolean>(true);
   const [savingConfig, setSavingConfig] = useState<boolean>(false);
@@ -64,22 +66,25 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
   const [lruEnabled, setLruEnabled] = useState<boolean>(true);
 
   // 获取磁盘缓存状态
-  const fetchCacheStatus = useCallback(async (isSilent = false) => {
-    if (!isSilent) setLoadingCache(true);
-    try {
-      const data = await services.adminCache.getCacheStatus();
-      setCacheStatus(data);
-      setMaxSizeMB(data.max_size_mb.toString());
-      setTtlMinutes(data.ttl_minutes.toString());
-      setLruEnabled(data.lru_enabled);
-    } catch (err) {
-      toast.error('获取磁盘缓存状态失败', {
-        description: err instanceof Error ? err.message : '未知错误',
-      });
-    } finally {
-      setLoadingCache(false);
-    }
-  }, []);
+  const fetchCacheStatus = useCallback(
+    async (isSilent = false) => {
+      if (!isSilent) setLoadingCache(true);
+      try {
+        const data = await services.adminCache.getCacheStatus();
+        setCacheStatus(data);
+        setMaxSizeMB(data.max_size_mb.toString());
+        setTtlMinutes(data.ttl_minutes.toString());
+        setLruEnabled(data.lru_enabled);
+      } catch (err) {
+        toast.error(t('fetchCacheStatusFailed'), {
+          description: err instanceof Error ? err.message : '未知错误',
+        });
+      } finally {
+        setLoadingCache(false);
+      }
+    },
+    [t],
+  );
 
   // 保存配置
   const handleSaveConfig = async (e: React.FormEvent) => {
@@ -87,14 +92,14 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
     const size = parseInt(maxSizeMB, 10);
     const ttl = parseInt(ttlMinutes, 10);
     if (isNaN(size) || size < 1) {
-      toast.error('保存失败', {
-        description: '最大容量限制必须是大于等于 1 的整数',
+      toast.error(t('saveFailed'), {
+        description: t('maxSizeMustBePositive'),
       });
       return;
     }
     if (isNaN(ttl) || ttl < 0) {
-      toast.error('保存失败', {
-        description: '默认过期时间必须是大于等于 0 的整数',
+      toast.error(t('saveFailed'), {
+        description: t('ttlMustBeNonNegative'),
       });
       return;
     }
@@ -105,10 +110,12 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
         ttl_minutes: ttl,
         lru_enabled: lruEnabled,
       });
-      toast.success('保存成功', { description: '磁盘缓存策略已热更新' });
+      toast.success(t('saveSuccess'), {
+        description: t('cachePolicyHotUpdated'),
+      });
       await fetchCacheStatus(true);
     } catch (err) {
-      toast.error('保存配置失败', {
+      toast.error(t('saveConfigFailed'), {
         description: err instanceof Error ? err.message : '未知错误',
       });
     } finally {
@@ -121,11 +128,11 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
     setClearingCache(true);
     try {
       await services.adminCache.clearCache();
-      toast.success('清空成功', { description: '缓存数据已全部清除' });
+      toast.success(t('clearSuccess'), { description: t('cacheDataCleared') });
       setShowClearConfirm(false);
       await fetchCacheStatus(true);
     } catch (err) {
-      toast.error('清空缓存失败', {
+      toast.error(t('clearCacheFailed'), {
         description: err instanceof Error ? err.message : '未知错误',
       });
     } finally {
@@ -149,10 +156,12 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
         <div className='space-y-0.5'>
           <div className='flex items-center gap-2'>
             <HardDrive className='size-4 text-primary animate-pulse' />
-            <CardTitle className='text-sm font-semibold'>缓存管理</CardTitle>
+            <CardTitle className='text-sm font-semibold'>
+              {t('cacheManagement')}
+            </CardTitle>
           </div>
           <CardDescription className='text-[11px]'>
-            管理和监控系统级磁盘缓存的资源占用、生命周期及淘汰策略
+            {t('cacheManagementDesc')}
           </CardDescription>
         </div>
 
@@ -166,7 +175,7 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
           <RefreshCw
             className={`size-3 ${loadingCache ? 'animate-spin' : ''}`}
           />
-          刷新状态
+          {t('refreshStatus')}
         </Button>
       </CardHeader>
       <CardContent className='pt-4'>
@@ -181,13 +190,13 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
             {/* 左边：状态区 (2/5 cols) */}
             <div className='lg:col-span-2 space-y-4'>
               <h4 className='text-xs font-semibold text-muted-foreground uppercase tracking-wider'>
-                运行状态
+                {t('runtimeStatus')}
               </h4>
               <div className='grid grid-cols-1 sm:grid-cols-2 gap-4'>
                 {/* 已占空间 */}
                 <div className='p-4 rounded-xl border border-border/40 bg-background/30 backdrop-blur-xs hover:border-primary/20 transition-all duration-300'>
                   <p className='text-[10px] text-muted-foreground font-medium mb-1'>
-                    已用空间
+                    {t('usedSpace')}
                   </p>
                   <p className='text-xl font-bold tracking-tight text-foreground'>
                     {formatBytes(cacheStatus.total_size)}
@@ -196,12 +205,12 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
                 {/* Key数量 */}
                 <div className='p-4 rounded-xl border border-border/40 bg-background/30 backdrop-blur-xs hover:border-primary/20 transition-all duration-300'>
                   <p className='text-[10px] text-muted-foreground font-medium mb-1'>
-                    缓存键数量
+                    {t('cacheKeysCount')}
                   </p>
                   <p className='text-xl font-bold tracking-tight text-foreground'>
                     {formatNumber(cacheStatus.keys_count)}{' '}
                     <span className='text-xs text-muted-foreground font-normal'>
-                      个文件
+                      {t('files')}
                     </span>
                   </p>
                 </div>
@@ -210,7 +219,7 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
               {/* 存储路径 */}
               <div className='p-4 rounded-xl border border-border/40 bg-background/30 backdrop-blur-xs hover:border-primary/20 transition-all duration-300'>
                 <p className='text-[10px] text-muted-foreground font-medium mb-1.5'>
-                  缓存基准目录
+                  {t('cacheBaseDirectory')}
                 </p>
                 <code
                   className='text-xs font-mono bg-muted/60 px-2 py-1 rounded-md block truncate'
@@ -225,20 +234,20 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
                 className='h-8 text-xs font-medium w-full'
                 onClick={() => setShowClearConfirm(true)}
               >
-                立即清空缓存
+                {t('clearCacheNow')}
               </Button>
             </div>
 
             {/* 右边：配置区 (3/5 cols) */}
             <div className='lg:col-span-3 border-t lg:border-t-0 lg:border-l border-border/40 pt-6 lg:pt-0 lg:pl-6 space-y-4'>
               <h4 className='text-xs font-semibold text-muted-foreground uppercase tracking-wider'>
-                策略配置
+                {t('policyConfig')}
               </h4>
               <form onSubmit={handleSaveConfig} className='space-y-4'>
                 <div className='grid grid-cols-1 sm:grid-cols-2 gap-4'>
                   <div className='space-y-1.5'>
                     <Label htmlFor='maxSizeMB' className='text-xs font-medium'>
-                      最大容量限制 (MB)
+                      {t('maxSizeLimit')}
                     </Label>
                     <Input
                       id='maxSizeMB'
@@ -251,13 +260,13 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
                       required
                     />
                     <p className='text-[9px] text-muted-foreground'>
-                      当总大小超出该值时，自动触发淘汰算法
+                      {t('maxSizeHint')}
                     </p>
                   </div>
 
                   <div className='space-y-1.5'>
                     <Label htmlFor='ttlMinutes' className='text-xs font-medium'>
-                      生存时间限制 (分钟)
+                      {t('ttlLimit')}
                     </Label>
                     <Input
                       id='ttlMinutes'
@@ -270,7 +279,7 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
                       required
                     />
                     <p className='text-[9px] text-muted-foreground'>
-                      缓存项的最长存活时间，超期后将失效被清理
+                      {t('ttlHint')}
                     </p>
                   </div>
                 </div>
@@ -281,10 +290,10 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
                       htmlFor='lruEnabled'
                       className='text-xs font-semibold block cursor-pointer'
                     >
-                      启用 LRU 淘汰机制
+                      {t('enableLru')}
                     </Label>
                     <span className='text-[10px] text-muted-foreground block'>
-                      在到达最大容量限制时，自动移除最久未被访问的缓存项。关闭该功能仅清理过期项。
+                      {t('enableLruDesc')}
                     </span>
                   </div>
                   <Switch
@@ -300,7 +309,7 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
                     disabled={savingConfig}
                     className='h-8 text-xs px-4'
                   >
-                    {savingConfig ? '正在保存...' : '保存设置'}
+                    {savingConfig ? t('saving') : t('saveSettings')}
                   </Button>
                 </div>
               </form>
@@ -309,7 +318,7 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
         ) : (
           <div className='flex flex-col items-center justify-center py-10 text-muted-foreground'>
             <HardDrive className='size-8 opacity-45 mb-2' />
-            <span className='text-xs'>未加载到缓存状态信息</span>
+            <span className='text-xs'>{t('noCacheStatus')}</span>
           </div>
         )}
       </CardContent>
@@ -320,11 +329,10 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
           <DialogHeader>
             <DialogTitle className='text-sm font-semibold flex items-center gap-2 text-destructive'>
               <Trash2 className='size-4' />
-              确认清空所有缓存？
+              {t('confirmClearAllCache')}
             </DialogTitle>
             <DialogDescription className='text-xs text-muted-foreground pt-1'>
-              该操作将彻底清空磁盘目录下的全部缓存文件（包含临时解压、处理后的图片及各种块文件），重置键数量统计为
-              0。此操作不可撤销，且可能导致用户拉取资源时出现一过性的响应变慢。
+              {t('confirmClearDesc')}
             </DialogDescription>
           </DialogHeader>
           <DialogFooter className='flex gap-2 justify-end mt-4'>
@@ -335,7 +343,7 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
               onClick={() => setShowClearConfirm(false)}
               disabled={clearingCache}
             >
-              取消
+              {t('cancel')}
             </Button>
             <Button
               variant='destructive'
@@ -344,7 +352,7 @@ export function CacheManager({ refreshTrigger }: CacheManagerProps) {
               onClick={handleClearCache}
               disabled={clearingCache}
             >
-              {clearingCache ? '清理中...' : '确认清空'}
+              {clearingCache ? t('clearing') : t('confirmClear')}
             </Button>
           </DialogFooter>
         </DialogContent>

frontend/app/(main)/admin/database/components/sql-console.tsx

@@ -7,6 +7,7 @@ import CodeMirror from '@uiw/react-codemirror';
 import { sql } from '@codemirror/lang-sql';
 import { toast } from 'sonner';
 import { ArrowLeft, Play, RefreshCw, Terminal, Trash2 } from 'lucide-react';
+import { useTranslations } from 'next-intl';
 
 import { Button } from '@/components/ui/button';
 import {
@@ -49,6 +50,7 @@ interface SQLConsoleProps {
 }
 
 export function SQLConsole({ dbType, onClose }: SQLConsoleProps) {
+  const t = useTranslations('admin.database.sql');
   // SQL 控制台状态
   const [sqlQuery, setSqlQuery] = useState<string>('');
   const [executingSQL, setExecutingSQL] = useState<boolean>(false);
@@ -97,10 +99,10 @@ export function SQLConsole({ dbType, onClose }: SQLConsoleProps) {
     try {
       const result = await DbManageService.executeSQL(sqlQuery);
       setSqlResult(result);
-      toast.success('SQL 执行成功');
+      toast.success(t('sqlExecSuccess'));
     } catch (err) {
       setSqlError(err instanceof Error ? err.message : '未知执行错误');
-      toast.error('SQL 执行失败');
+      toast.error(t('sqlExecFailed'));
     } finally {
       setExecutingSQL(false);
     }
@@ -134,7 +136,7 @@ export function SQLConsole({ dbType, onClose }: SQLConsoleProps) {
             <Terminal className='size-5 text-primary' />
             <div>
               <h1 className='text-2xl font-semibold tracking-tight'>
-                SQL 查询终端
+                {t('sqlQueryTerminal')}
               </h1>
             </div>
           </div>
@@ -153,34 +155,34 @@ export function SQLConsole({ dbType, onClose }: SQLConsoleProps) {
         <div className='flex items-center justify-between px-4 py-2 border-b bg-muted/40 shrink-0 gap-4 flex-wrap'>
           <div className='flex items-center gap-2'>
             <Terminal className='size-4 text-primary' />
-            <span className='text-xs font-semibold'>SQL 编辑器</span>
+            <span className='text-xs font-semibold'>{t('sqlEditor')}</span>
           </div>
 
           <div className='flex items-center gap-3 flex-wrap'>
             {/* 快速模板 */}
             <div className='flex items-center gap-1.5'>
               <span className='text-[11px] text-muted-foreground'>
-                快速模板:
+                {t('quickTemplates')}
               </span>
               <Select onValueChange={handlePresetSQLChange}>
                 <SelectTrigger className='h-7 w-[180px] text-[11px] bg-background'>
-                  <SelectValue placeholder='选择预设 SQL' />
+                  <SelectValue placeholder={t('selectPresetSQL')} />
                 </SelectTrigger>
                 <SelectContent>
                   <SelectItem value='SELECT * FROM users LIMIT 10;'>
-                    查询用户 (SELECT users)
+                    {t('queryUsers')}
                   </SelectItem>
                   <SelectItem value='SELECT * FROM uploads LIMIT 10;'>
-                    查询文件 (SELECT uploads)
+                    {t('queryFiles')}
                   </SelectItem>
                   <SelectItem value='SELECT * FROM task_executions ORDER BY created_at DESC LIMIT 10;'>
-                    查询任务流水 (SELECT task_executions)
+                    {t('queryTaskExecutions')}
                   </SelectItem>
                   <SelectItem value='SELECT sqlite_version();'>
-                    SQLite 版本 (SQLite only)
+                    {t('sqliteVersion')}
                   </SelectItem>
                   <SelectItem value='SELECT version();'>
-                    PostgreSQL 版本 (Postgres only)
+                    {t('postgresVersion')}
                   </SelectItem>
                 </SelectContent>
               </Select>
@@ -204,7 +206,7 @@ export function SQLConsole({ dbType, onClose }: SQLConsoleProps) {
                 disabled={executingSQL || !sqlQuery.trim()}
               >
                 <Play className='size-3' />
-                {executingSQL ? '运行中...' : '运行'}
+                {executingSQL ? t('running') : t('run')}
               </Button>
             </div>
           </div>
@@ -245,10 +247,10 @@ export function SQLConsole({ dbType, onClose }: SQLConsoleProps) {
         <div className='flex-1 min-h-[100px] flex flex-col overflow-hidden bg-muted/10'>
           {/* 结果栏工具提示 */}
           <div className='flex items-center justify-between px-4 py-1.5 border-b bg-muted/20 shrink-0 text-[11px] text-muted-foreground font-mono'>
-            <span className='font-semibold'>执行输出</span>
+            <span className='font-semibold'>{t('executionOutput')}</span>
             {sqlResult && (
               <span>
-                类型: {sqlResult.type.toUpperCase()} | 耗时:{' '}
+                {t('type')}: {sqlResult.type.toUpperCase()} | {t('duration')}:{' '}
                 {sqlResult.execution_time_ms} ms
               </span>
             )}
@@ -260,7 +262,7 @@ export function SQLConsole({ dbType, onClose }: SQLConsoleProps) {
               <div className='flex flex-col items-center justify-center h-full py-10 space-y-2'>
                 <RefreshCw className='size-5 text-primary animate-spin' />
                 <span className='text-xs text-muted-foreground'>
-                  正在在数据库执行查询，请稍候...
+                  {t('executingQuery')}
                 </span>
               </div>
             )}
@@ -319,7 +321,7 @@ export function SQLConsole({ dbType, onClose }: SQLConsoleProps) {
                                 colSpan={sqlResult.columns.length}
                                 className='text-center py-10 text-muted-foreground'
                               >
-                                查询结果为空
+                                {t('queryResultEmpty')}
                               </TableCell>
                             </TableRow>
                           )}
@@ -331,11 +333,13 @@ export function SQLConsole({ dbType, onClose }: SQLConsoleProps) {
                 {sqlResult.type === 'exec' && (
                   <div className='bg-primary/5 border border-primary/10 text-primary-foreground font-mono text-xs p-6 rounded-lg text-center my-auto'>
                     <p className='text-foreground text-sm font-semibold'>
-                      SQL 执行成功
+                      {t('sqlExecSuccessTitle')}
                     </p>
                     <p className='text-muted-foreground mt-2'>
-                      受影响行数: {sqlResult.affected_rows} 行，耗时{' '}
-                      {sqlResult.execution_time_ms} 毫秒。
+                      {t('affectedRows', {
+                        rows: sqlResult.affected_rows,
+                        ms: sqlResult.execution_time_ms,
+                      })}
                     </p>
                   </div>
                 )}
@@ -345,9 +349,7 @@ export function SQLConsole({ dbType, onClose }: SQLConsoleProps) {
             {!executingSQL && !sqlResult && !sqlError && (
               <div className='flex flex-col items-center justify-center h-full py-10 text-muted-foreground opacity-60'>
                 <Terminal className='size-8 mb-2' />
-                <span className='text-xs'>
-                  编辑器就绪，请在上方编写 SQL 并运行查看结果
-                </span>
+                <span className='text-xs'>{t('editorReady')}</span>
               </div>
             )}
           </div>

frontend/app/(main)/admin/database/components/table-browser.tsx

@@ -4,6 +4,7 @@ import * as React from 'react';
 import { useCallback, useEffect, useState } from 'react';
 import { toast } from 'sonner';
 import { Layers, RefreshCw } from 'lucide-react';
+import { useTranslations } from 'next-intl';
 
 import {
   Card,
@@ -67,6 +68,7 @@ export function TableBrowser({
   loadingTables,
   refreshTrigger,
 }: TableBrowserProps) {
+  const t = useTranslations('admin.database.tableBrowser');
   const [selectedTable, setSelectedTable] = useState<string>('');
   const [tableData, setTableData] = useState<TableDataResponse | null>(null);
   const [page, setPage] = useState<number>(1);
@@ -125,9 +127,11 @@ export function TableBrowser({
     <Card className='border-border/40 bg-card/50 backdrop-blur-sm shadow-sm'>
       <CardHeader className='pb-3 border-b border-dashed flex flex-col md:flex-row md:items-center md:justify-between gap-4'>
         <div className='space-y-0.5'>
-          <CardTitle className='text-sm font-semibold'>数据表浏览器</CardTitle>
+          <CardTitle className='text-sm font-semibold'>
+            {t('tableBrowser')}
+          </CardTitle>
           <CardDescription className='text-[11px]'>
-            浏览数据库中的物理数据表详情及内容
+            {t('tableBrowserDesc')}
           </CardDescription>
         </div>
 
@@ -137,7 +141,7 @@ export function TableBrowser({
           ) : (
             <Select value={selectedTable} onValueChange={handleTableChange}>
               <SelectTrigger className='h-8 w-[200px] text-xs bg-background border-border/40'>
-                <SelectValue placeholder='选择数据表' />
+                <SelectValue placeholder={t('selectTable')} />
               </SelectTrigger>
               <SelectContent className='max-h-[300px]'>
                 {tables.map((t) => (
@@ -202,7 +206,7 @@ export function TableBrowser({
                         colSpan={tableData.columns.length}
                         className='text-center py-10 text-muted-foreground'
                       >
-                        表中无记录数据
+                        {t('noRecordsInTable')}
                       </TableCell>
                     </TableRow>
                   )}
@@ -213,11 +217,11 @@ export function TableBrowser({
             {/* 分页控制 */}
             <div className='flex items-center justify-between text-xs text-muted-foreground flex-wrap gap-2 pt-2 border-t border-dashed'>
               <div>
-                总行数:{' '}
+                {t('totalRows')}:{' '}
                 <span className='font-mono text-foreground font-semibold'>
                   {formatNumber(tableData.total)}
                 </span>{' '}
-                条记录
+                {t('records')}
               </div>
               <div className='flex items-center gap-2'>
                 <Button
@@ -227,11 +231,13 @@ export function TableBrowser({
                   onClick={() => handlePageChange(page - 1)}
                   disabled={page <= 1 || loadingData}
                 >
-                  上一页
+                  {t('prevPage')}
                 </Button>
                 <span className='text-xs px-2 font-mono'>
-                  第 {page} /{' '}
-                  {Math.max(1, Math.ceil(tableData.total / pageSize))} 页
+                  {t('pageIndicator', {
+                    current: page,
+                    total: Math.max(1, Math.ceil(tableData.total / pageSize)),
+                  })}
                 </span>
                 <Button
                   variant='outline'
@@ -242,7 +248,7 @@ export function TableBrowser({
                     page >= Math.ceil(tableData.total / pageSize) || loadingData
                   }
                 >
-                  下一页
+                  {t('nextPage')}
                 </Button>
               </div>
             </div>
@@ -250,7 +256,7 @@ export function TableBrowser({
         ) : (
           <div className='flex flex-col items-center justify-center py-10 text-muted-foreground'>
             <Layers className='size-8 opacity-45 mb-2' />
-            <span className='text-xs'>未选择数据表或表结构无法加载</span>
+            <span className='text-xs'>{t('noTableSelected')}</span>
           </div>
         )}
       </CardContent>

frontend/app/(main)/admin/database/page-client.tsx

@@ -16,6 +16,7 @@ import {
   Server,
   Terminal,
 } from 'lucide-react';
+import { useTranslations } from 'next-intl';
 
 import {
   Card,
@@ -57,6 +58,7 @@ const formatNumber = (num: number | string) => {
 };
 
 export function DatabasePageClient() {
+  const t = useTranslations('admin.database');
   // 核心状态
   const [overview, setOverview] = useState<DBOverview | null>(null);
   const [tables, setTables] = useState<string[]>([]);
@@ -69,19 +71,22 @@ export function DatabasePageClient() {
   const [refreshTrigger, setRefreshTrigger] = useState<number>(0);
 
   // 1. 获取运行概览
-  const fetchOverview = useCallback(async (isSilent = false) => {
-    if (!isSilent) setLoadingOverview(true);
-    try {
-      const data = await services.dbManage.getOverview();
-      setOverview(data);
-    } catch (err) {
-      toast.error('获取数据库概览失败', {
-        description: err instanceof Error ? err.message : '未知错误',
-      });
-    } finally {
-      setLoadingOverview(false);
-    }
-  }, []);
+  const fetchOverview = useCallback(
+    async (isSilent = false) => {
+      if (!isSilent) setLoadingOverview(true);
+      try {
+        const data = await services.dbManage.getOverview();
+        setOverview(data);
+      } catch (err) {
+        toast.error(t('fetchOverviewFailed'), {
+          description: err instanceof Error ? err.message : '未知错误',
+        });
+      } finally {
+        setLoadingOverview(false);
+      }
+    },
+    [t],
+  );
 
   // 2. 获取表列表
   const fetchTables = useCallback(async () => {
@@ -90,13 +95,13 @@ export function DatabasePageClient() {
       const data = await services.dbManage.listTables();
       setTables(data);
     } catch (err) {
-      toast.error('获取数据库数据表列表失败', {
+      toast.error(t('fetchTablesFailed'), {
         description: err instanceof Error ? err.message : '未知错误',
       });
     } finally {
       setLoadingTables(false);
     }
-  }, []);
+  }, [t]);
 
   // 3. 协调刷新
   const handleRefreshAll = () => {
@@ -118,11 +123,11 @@ export function DatabasePageClient() {
       a.click();
       a.remove();
       URL.revokeObjectURL(url);
-      toast.success('数据库导出成功', {
-        description: `已下载归档文件: ${filename}`,
+      toast.success(t('exportSuccess'), {
+        description: t('exportSuccessDesc', { filename }),
       });
     } catch (err) {
-      toast.error('数据库导出失败', {
+      toast.error(t('exportFailed'), {
         description: err instanceof Error ? err.message : '导出异常',
       });
     } finally {
@@ -170,7 +175,9 @@ export function DatabasePageClient() {
         <div className='flex items-center gap-2'>
           <Database className='size-5 text-primary' />
           <div>
-            <h1 className='text-2xl font-semibold tracking-tight'>数据管理</h1>
+            <h1 className='text-2xl font-semibold tracking-tight'>
+              {t('pageTitle')}
+            </h1>
           </div>
         </div>
         <Button
@@ -183,7 +190,7 @@ export function DatabasePageClient() {
           <RefreshCw
             className={`size-3 ${loadingOverview ? 'animate-spin' : ''}`}
           />
-          刷新数据
+          {t('refreshData')}
         </Button>
       </div>
 
@@ -196,7 +203,7 @@ export function DatabasePageClient() {
               <Card className='shadow-sm border-border/40 bg-card/50 backdrop-blur-sm hover:border-primary/20 transition-all duration-300'>
                 <CardHeader className='flex flex-row items-center justify-between pb-2 space-y-0'>
                   <CardDescription className='text-[10px] font-medium'>
-                    数据库类型
+                    {t('dbType')}
                   </CardDescription>
                   <Server className='size-3.5 text-muted-foreground' />
                 </CardHeader>
@@ -211,7 +218,7 @@ export function DatabasePageClient() {
               <Card className='shadow-sm border-border/40 bg-card/50 backdrop-blur-sm hover:border-primary/20 transition-all duration-300 col-span-1 md:col-span-2 lg:col-span-1'>
                 <CardHeader className='flex flex-row items-center justify-between pb-2 space-y-0'>
                   <CardDescription className='text-[10px] font-medium'>
-                    版本信息
+                    {t('versionInfo')}
                   </CardDescription>
                   <Cpu className='size-3.5 text-muted-foreground' />
                 </CardHeader>
@@ -229,7 +236,7 @@ export function DatabasePageClient() {
               <Card className='shadow-sm border-border/40 bg-card/50 backdrop-blur-sm hover:border-primary/20 transition-all duration-300'>
                 <CardHeader className='flex flex-row items-center justify-between pb-2 space-y-0'>
                   <CardDescription className='text-[10px] font-medium'>
-                    名称/路径
+                    {t('nameOrPath')}
                   </CardDescription>
                   <Database className='size-3.5 text-muted-foreground' />
                 </CardHeader>
@@ -249,7 +256,7 @@ export function DatabasePageClient() {
               <Card className='shadow-sm border-border/40 bg-card/50 backdrop-blur-sm hover:border-primary/20 transition-all duration-300'>
                 <CardHeader className='flex flex-row items-center justify-between pb-2 space-y-0'>
                   <CardDescription className='text-[10px] font-medium'>
-                    数据库大小
+                    {t('dbSize')}
                   </CardDescription>
                   <HardDrive className='size-3.5 text-muted-foreground' />
                 </CardHeader>
@@ -262,7 +269,7 @@ export function DatabasePageClient() {
               <Card className='shadow-sm border-border/40 bg-card/50 backdrop-blur-sm hover:border-primary/20 transition-all duration-300'>
                 <CardHeader className='flex flex-row items-center justify-between pb-2 space-y-0'>
                   <CardDescription className='text-[10px] font-medium'>
-                    物理数据表
+                    {t('physicalTables')}
                   </CardDescription>
                   <Layers className='size-3.5 text-muted-foreground' />
                 </CardHeader>
@@ -277,7 +284,7 @@ export function DatabasePageClient() {
               <Card className='shadow-sm border-border/40 bg-card/50 backdrop-blur-sm hover:border-primary/20 transition-all duration-300'>
                 <CardHeader className='flex flex-row items-center justify-between pb-2 space-y-0'>
                   <CardDescription className='text-[10px] font-medium'>
-                    活跃连接数
+                    {t('activeConnections')}
                   </CardDescription>
                   <Activity className='size-3.5 text-muted-foreground' />
                 </CardHeader>
@@ -303,9 +310,11 @@ export function DatabasePageClient() {
       {/* 4. 底部功能卡片区 */}
       <Card className='border-border/40 bg-card/50 backdrop-blur-sm shadow-sm'>
         <CardHeader className='pb-3 border-b border-dashed'>
-          <CardTitle className='text-sm font-semibold'>功能区</CardTitle>
+          <CardTitle className='text-sm font-semibold'>
+            {t('featureArea')}
+          </CardTitle>
           <CardDescription className='text-[11px]'>
-            数据库导出及自定义高级 SQL 执行终端
+            {t('featureAreaDesc')}
           </CardDescription>
         </CardHeader>
         <CardContent className='pt-4'>
@@ -315,11 +324,10 @@ export function DatabasePageClient() {
               <div className='space-y-1 pr-4'>
                 <p className='text-xs font-semibold flex items-center gap-1.5'>
                   <Download className='size-4 text-primary' />
-                  数据库备份导出
+                  {t('dbBackupExport')}
                 </p>
                 <p className='text-[10px] text-muted-foreground'>
-                  直接导出并下载物理数据库镜像文件（SQLite 导出 .db，PostgreSQL
-                  导出为打包的 .sql 文本文件）
+                  {t('dbBackupExportDesc')}
                 </p>
               </div>
               <Button
@@ -332,7 +340,7 @@ export function DatabasePageClient() {
                 <RefreshCw
                   className={`size-3 ${exporting ? 'animate-spin' : ''}`}
                 />
-                {exporting ? '正在准备...' : '开始导出'}
+                {exporting ? t('preparing') : t('startExport')}
               </Button>
             </div>
 
@@ -341,11 +349,10 @@ export function DatabasePageClient() {
               <div className='space-y-1 pr-4'>
                 <p className='text-xs font-semibold flex items-center gap-1.5'>
                   <Terminal className='size-4 text-primary' />
-                  SQL 查询控台
+                  {t('sqlQueryConsole')}
                 </p>
                 <p className='text-[10px] text-muted-foreground'>
-                  打开在线 SQL 控制终端，执行原生的 SQL
-                  进行数据筛选、更新、调试或性能优化
+                  {t('sqlQueryConsoleDesc')}
                 </p>
               </div>
               <Button
@@ -356,7 +363,7 @@ export function DatabasePageClient() {
                 }}
               >
                 <FileText className='size-3.5' />
-                进入控台
+                {t('enterConsole')}
               </Button>
             </div>
           </div>