feat(i18n): 安全批量转换 135 文件 — 覆盖率 34%→62%

使用 i18n.t() 全局方式（避免 hook 定位问题）:
- 288 目标文件中 135 个成功转换
- 2228 处中文替换为 i18n.t() 调用
- 1006 个新翻译 key 添加到 zh-CN.json + en-US.json
- 词典总量: 3554 keys (22 namespaces)
- tsc 零错误 + Vite 构建成功
- 6 个含代码示例/数据字符串的文件安全回退

frontend/src/pages/monitor/middleware-monitor/helpers.ts

@@ -1,3 +1,4 @@
+import i18n from '@/i18n';
 // 中间件监控可视化辅助 // Logan.Li
 
 export interface MwConfigPublic {
@@ -58,20 +59,20 @@ export const MYSQL_PRIMARY_KEYS = ['mysql_qps', 'mysql_connections', 'mysql_buff
 
 export const REDIS_CHARTS: MwChartDef[] = [
   { key: 'redis_qps', label: 'QPS', color: 'var(--dg-blue)', unit: 'ops/s' },
-  { key: 'redis_used_memory', label: '内存占用', color: 'var(--dg-red)', formatter: fmtMemory },
-  { key: 'redis_hit_rate', label: '命中率', color: 'var(--dg-green)', percent: true },
-  { key: 'redis_connected_clients', label: '连接数', color: 'var(--dg-cyan)' },
-  { key: 'redis_db_size', label: 'Key 总数', color: 'var(--dg-purple)' },
-  { key: 'redis_blocked_clients', label: '阻塞客户端', color: 'var(--dg-orange)' },
+  { key: 'redis_used_memory', label: i18n.t('monitor.mwtargetchartsp.s44cdb3f7'), color: 'var(--dg-red)', formatter: fmtMemory },
+  { key: 'redis_hit_rate', label: i18n.t('monitor.mwtargetchartsp.s6787355b'), color: 'var(--dg-green)', percent: true },
+  { key: 'redis_connected_clients', label: i18n.t('kubernetes.topology.connections'), color: 'var(--dg-cyan)' },
+  { key: 'redis_db_size', label: i18n.t('monitor.helpersts.sc5f65eec'), color: 'var(--dg-purple)' },
+  { key: 'redis_blocked_clients', label: i18n.t('monitor.helpersts.s2ad27e85'), color: 'var(--dg-orange)' },
 ];
 
 export const MYSQL_CHARTS: MwChartDef[] = [
   { key: 'mysql_qps', label: 'QPS', color: 'var(--dg-blue)', unit: 'q/s' },
-  { key: 'mysql_connections', label: '连接数', color: 'var(--dg-cyan)' },
-  { key: 'mysql_threads_running', label: '活跃线程', color: 'var(--dg-purple)' },
-  { key: 'mysql_buffer_hit_rate', label: '缓冲池命中率', color: 'var(--dg-green)', percent: true },
-  { key: 'mysql_slow_queries', label: '慢查询速率', color: 'var(--dg-orange)', unit: '次/周期', counterDelta: true },
-  { key: 'mysql_bytes_sent', label: '发送流量', color: 'var(--dg-amber)', formatter: fmtMemory },
+  { key: 'mysql_connections', label: i18n.t('kubernetes.topology.connections'), color: 'var(--dg-cyan)' },
+  { key: 'mysql_threads_running', label: i18n.t('monitor.mwtargetchartsp.se0f6abb7'), color: 'var(--dg-purple)' },
+  { key: 'mysql_buffer_hit_rate', label: i18n.t('monitor.mwtargetchartsp.sa2d02e56'), color: 'var(--dg-green)', percent: true },
+  { key: 'mysql_slow_queries', label: i18n.t('monitor.helpersts.sbd73bca3'), color: 'var(--dg-orange)', unit: i18n.t('monitor.helpersts.s3878fe68'), counterDelta: true },
+  { key: 'mysql_bytes_sent', label: i18n.t('monitor.mwtargetchartsp.s90d6afb7'), color: 'var(--dg-amber)', formatter: fmtMemory },
 ];
 
 export function fmtMemory(bytes: number): string {
@@ -138,7 +139,7 @@ export function statusBg(status: string): string {
 }
 
 export function redisModeLabel(mode?: string): string {
-  return mode === 'cluster' ? '集群' : '单机';
+  return mode === 'cluster' ? i18n.t('k8s.topology.typeCluster') : i18n.t('monitor.helpersts.s047499fc');
 }
 
 export function redisMemoryPct(metrics: Record<string, number>): number | null {
@@ -208,27 +209,27 @@ export function evalMwHealth(target: MwTarget): MwHealthIssue[] {
   const m = target.latest_metrics || {};
   const issues: MwHealthIssue[] = [];
   if (target.status !== 'online') {
-    issues.push({ level: 'crit', message: '实例离线' });
+    issues.push({ level: 'crit', message: i18n.t('monitor.helpersts.s4ace6502') });
     return issues;
   }
   if (target.description === 'redis') {
-    if (m.redis_hit_rate > 0 && m.redis_hit_rate < 0.8) issues.push({ level: 'crit', message: '命中率 < 80%' });
-    else if (m.redis_hit_rate > 0 && m.redis_hit_rate < 0.9) issues.push({ level: 'warn', message: '命中率 < 90%' });
+    if (m.redis_hit_rate > 0 && m.redis_hit_rate < 0.8) issues.push({ level: 'crit', message: i18n.t('monitor.helpersts.sff1d979b') });
+    else if (m.redis_hit_rate > 0 && m.redis_hit_rate < 0.9) issues.push({ level: 'warn', message: i18n.t('monitor.helpersts.s11902306') });
     const memPct = redisMemoryPct(m);
-    if (memPct != null && memPct > 90) issues.push({ level: 'crit', message: '内存 > 90%' });
-    else if (memPct != null && memPct > 80) issues.push({ level: 'warn', message: '内存 > 80%' });
-    if (m.redis_blocked_clients > 0) issues.push({ level: 'warn', message: '阻塞客户端' });
-    if (m.redis_evicted_keys > 0) issues.push({ level: 'warn', message: 'Key 逐出' });
+    if (memPct != null && memPct > 90) issues.push({ level: 'crit', message: i18n.t('monitor.helpersts.s07eee3b9') });
+    else if (memPct != null && memPct > 80) issues.push({ level: 'warn', message: i18n.t('monitor.helpersts.sbb098add') });
+    if (m.redis_blocked_clients > 0) issues.push({ level: 'warn', message: i18n.t('monitor.helpersts.s2ad27e85') });
+    if (m.redis_evicted_keys > 0) issues.push({ level: 'warn', message: i18n.t('monitor.helpersts.sc4db73a4') });
   } else if (target.description === 'mysql') {
     if (m.mysql_buffer_hit_rate > 0 && m.mysql_buffer_hit_rate < 0.9) {
-      issues.push({ level: 'crit', message: '缓冲池命中 < 90%' });
+      issues.push({ level: 'crit', message: i18n.t('monitor.helpersts.s99844184') });
     } else if (m.mysql_buffer_hit_rate > 0 && m.mysql_buffer_hit_rate < 0.95) {
-      issues.push({ level: 'warn', message: '缓冲池命中 < 95%' });
+      issues.push({ level: 'warn', message: i18n.t('monitor.helpersts.s41ec17d6') });
     }
     const connPct = mysqlConnPct(m);
-    if (connPct != null && connPct > 90) issues.push({ level: 'crit', message: '连接 > 90% 上限' });
-    else if (connPct != null && connPct > 80) issues.push({ level: 'warn', message: '连接 > 80% 上限' });
-    if (m.mysql_threads_running > 20) issues.push({ level: 'warn', message: '活跃线程偏多' });
+    if (connPct != null && connPct > 90) issues.push({ level: 'crit', message: i18n.t('monitor.helpersts.s5b95d546') });
+    else if (connPct != null && connPct > 80) issues.push({ level: 'warn', message: i18n.t('monitor.helpersts.se0b952ab') });
+    if (m.mysql_threads_running > 20) issues.push({ level: 'warn', message: i18n.t('monitor.helpersts.s56174d14') });
   }
   return issues;
 }