refactor(i18n): U37 全量 JSX 文本节点硬编码中文清零 — 65 文件 151 处→0, 新增 common.* 98 翻译键, zh/en 对齐, tsc -b=0, npm build✓ (17.96s), ESLint=0/43/any=0, go build=0, 17/17 测试通过

frontend/src/components/system/LiveMonitorDialog.tsx

@@ -197,14 +197,14 @@ export function LiveMonitorDialog({ open, onOpenChange, sessionId, sessionInfo }
             : { maxWidth: '960px', width: '92vw' }
         }
       >
-        <DialogTitle className="sr-only">终端实时监控</DialogTitle>
-        <DialogDescription className="sr-only">审计在线 WebSSH 会话</DialogDescription>
+        <DialogTitle className="sr-only">{t("common.terminalRealtime")}</DialogTitle>
+        <DialogDescription className="sr-only">{t("common.auditWebssh")}</DialogDescription>
 
         {/* 工具栏 — 与 TerminalDialog 一致 // Logan.Li */}
         <div className="flex items-center justify-between px-4 py-2 border-b border-[var(--dg-border)]">
           <div className="flex items-center gap-2 text-sm min-w-0 flex-wrap">
             <Monitor className="h-4 w-4 dg-text-green shrink-0" />
-            <span className="text-[var(--dg-text-primary)] font-medium">终端实时监控</span>
+            <span className="text-[var(--dg-text-primary)] font-medium">{t("common.terminalRealtime")}</span>
             {meta && (
               <span className="text-[var(--dg-text-muted)] truncate">
                 {meta.username} · {meta.server_name} ({meta.server_ip}) · {formatTime(meta.start_time)}

frontend/src/components/system/RoleFormDialog.tsx

@@ -152,7 +152,7 @@ export function RoleFormDialog({
             <Label className="text-xs text-[var(--dg-text-secondary)]">
               权限分配
               {form.permission_ids.length > 0 && (
-                <span className="ml-2 dg-text-purple">已选 {form.permission_ids.length} 项</span>
+                <span className="ml-2 dg-text-purple">{t('common.selectedPerms', { count: form.permission_ids.length })}</span>
               )}
             </Label>
             <div className="max-h-[40vh] overflow-y-auto rounded-lg border border-[var(--dg-border)] bg-[var(--dg-bg-tertiary)] p-3 space-y-3">